Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围阳转的断言。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装轨道地球运转的宇宙飞船上!

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯的卫星--戴丝诺米娅运行轨道计时后计算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气卫星送入地球的轨道。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他行星不正圆的轨道运行。

Our satellite itself will orbit around the moon for a period of two days.

我们的人造卫星本身将月球运行两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星的轨道，其最远点离地球200英里的地方。

Mercury orbits the Sun.

水星阳运行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为阳位于重力的中心，它可能会清除有星际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置对地静止轨道的卫星1963年美国航空暨空总署发射的同步传输卫星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围一颗不适宜居住的冰冻星球奥托普卢托尼亚旋转，奥托普卢托尼亚潘托拉人的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

阳神八号将一艘登月艇纳入月球轨道的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位地行的美国宇航员，他的首次飞行时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球卫星的轨道由于大气阻力和地球引力场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须卫星飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

完成对探测器变轨后，A飞船将地球的前方行阳，而B飞船则"后方"行。

It is a tiny joyrider from the rubble stream surrounding the solar system that broke free and orbits the sun in a tilted, elongated orbit.

它从围阳系而又自由浮动的一堆剩余物中游走出来的一颗星。它体积微小，以倾斜、细长的轨道围着阳运转。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转的断言。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨道绕地球运转的宇宙飞船上!

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对的星--戴丝诺米娅运行轨道计时后计算出了的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气星送入环绕地球的轨道。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他行星沿不正圆的轨道运行。

Our satellite itself will orbit around the moon for a period of two days.

我们的星本身将绕月球运行两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个星的轨道，其最远点在离地球200英的地方。

Mercury orbits the Sun.

水星环绕太阳运行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有星际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨道的星是1963年美国航空暨太空总署发射的同步传输星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻星球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨道的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环行的美国宇航员，在他的首次飞行时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

地球星的轨道由于大气阻力和地球引力场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在星飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕行太阳，而B飞船则在"后方"绕行。

It is a tiny joyrider from the rubble stream surrounding the solar system that broke free and orbits the sun in a tilted, elongated orbit.

它是从围绕太阳系而又自由浮动的一堆剩余物中游走出来的一颗星。它体积微小，以倾斜、细长的轨道围着太阳运转。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转的断言。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨道绕地球运转的宇宙飞船上!

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯的星--戴丝诺米娅运行轨道计时后计算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气星送入环绕地球的轨道。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他行星沿不正圆的轨道运行。

Our satellite itself will orbit around the moon for a period of two days.

我们的人造星本身将绕月球运行两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造星的轨道，其最远点在离地球200英里的地方。

Mercury orbits the Sun.

水星环绕太阳运行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有星际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨道的星是1963年美国航空暨太空总署发射的同步星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻星球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨道的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环行的美国宇航员，在他的首次飞行时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球星的轨道由于大气阻力和地球引力场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在星飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕行太阳，而B飞船则在"后方"绕行。

It is a tiny joyrider from the rubble stream surrounding the solar system that broke free and orbits the sun in a tilted, elongated orbit.

它是从围绕太阳系而又自由浮动的一堆剩余物中游走出来的一颗星。它体积微小，以倾斜、细长的轨道围着太阳运转。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃球围绕太阳转的断言。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨道绕球运转的宇宙飞船上!

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过厄里斯的卫星--戴丝诺米娅运行轨道计时后计算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

球每365.25天绕太阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气卫星送入环绕球的轨道。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他行星沿不正圆的轨道运行。

Our satellite itself will orbit around the moon for a period of two days.

我们的人造卫星本身将绕月球运行两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星的轨道，其最远点在离球200英里的方。

Mercury orbits the Sun.

水星环绕太阳运行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有星际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在止轨道的卫星是1963年国航空暨太空总署发射的同步传输卫星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻星球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨道的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕环行的国宇航员，在他的首次飞行时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造球卫星的轨道由于大气阻力和球引力场等因素的摄动,其形状和近点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在卫星飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成探测器变轨后，A飞船将在球的前方绕行太阳，而B飞船则在"后方"绕行。

It is a tiny joyrider from the rubble stream surrounding the solar system that broke free and orbits the sun in a tilted, elongated orbit.

它是从围绕太阳系而又自由浮动的一堆剩余物中游走出来的一颗星。它体积微小，以倾斜、细长的轨道围着太阳运转。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转断言。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿道绕地球运转宇宙飞船上!

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯卫星--戴丝诺米娅运行道计时后计算出了厄里斯质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气卫星送入环绕地球道。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他行星沿不正圆道运行。

Our satellite itself will orbit around the moon for a period of two days.

我们人造卫星本身将绕月球运行两天时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星道，其最远点在离地球200英里地方。

Mercury orbits the Sun.

水星环绕太阳运行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

样，因为太阳位于重力中心，它可能会清除有星际尘埃区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止道卫星是1963年美国航空暨太空总署发步传输卫星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由步道内提升到步道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住冰冻星球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球道一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环行美国宇航员，在他首次飞行时带有软管包装苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球卫星道由于大气阻力和地球引力场等因素摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在卫星飞向月球第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变后，A飞船将在地球前方绕行太阳，而B飞船则在"后方"绕行。

It is a tiny joyrider from the rubble stream surrounding the solar system that broke free and orbits the sun in a tilted, elongated orbit.

它是从围绕太阳系而又自由浮动一堆剩余物中游走出来一颗星。它体积微小，以倾斜、细长道围着太阳运转。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地围绕太阳转的断言。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨绕地转的宇宙飞船上!

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯的卫星--戴丝诺米娅行轨后算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地每365.25天绕太阳轨一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气卫星送入环绕地的轨。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他行星沿不正圆的轨行。

Our satellite itself will orbit around the moon for a period of two days.

我们的人造卫星本身将绕行两天的间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星的轨，其最远点在离地200英里的地方。

Mercury orbits the Sun.

水星环绕太阳行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有星际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨的卫星是1963年美国航空暨太空总署发射的同步传输卫星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨内提升到同步轨外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻星奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登艇纳入绕轨的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环行的美国宇航员，在他的首次飞行带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地卫星的轨由于大气阻力和地引力场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

捕获控制第一次制动必须在卫星飞向的第一近点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地的前方绕行太阳，而B飞船则在"后方"绕行。

It is a tiny joyrider from the rubble stream surrounding the solar system that broke free and orbits the sun in a tilted, elongated orbit.

它是从围绕太阳系而又自由浮动的一堆剩余物中游走出来的一颗星。它体积微小，以倾斜、细长的轨围着太阳转。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转的断言。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨绕地球转的宇宙飞船上!

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯的卫星--戴丝诺米娅轨计时后计算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳轨一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气卫星送入环绕地球的轨。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他星沿不正圆的轨。

Our satellite itself will orbit around the moon for a period of two days.

我们的人造卫星本身将绕月球两天的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星的轨，其最远点在离地球200英里的地方。

Mercury orbits the Sun.

水星环绕太阳。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有星际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨的卫星是1963年美国航空暨太空射的同步传输卫星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨内提升到同步轨外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻星球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环的美国宇航员，在他的首次飞时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球卫星的轨由于大气阻力和地球引力场等因素的摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在卫星飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球的前方绕太阳，而B飞船则在"后方"绕。

It is a tiny joyrider from the rubble stream surrounding the solar system that broke free and orbits the sun in a tilted, elongated orbit.

它是从围绕太阳系而又自由浮动的一堆剩余物中游走出来的一颗星。它体积微小，以倾斜、细长的轨围着太阳转。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃地球围绕太阳转断言。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨道绕地球运转宇宙飞船上!

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄--戴丝诺米娅运行轨道计时后计算出了厄质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

地球每365.25天绕太阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气送入环绕地球轨道。

Mars, Venus and the other planets move in eccentric orbits.

火、金及其他行沿不正圆轨道运行。

Our satellite itself will orbit around the moon for a period of two days.

我们人造本身将绕月球运行两天时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造轨道，其最远点在离地球200英地方。

Mercury orbits the Sun.

水环绕太阳运行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样，因为太阳位于重力中心，它可能会清除有际尘埃区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对地静止轨道是1963年美国航空暨太空总署发射同步传输.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住冰冻球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人保护地。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨道一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕地环行美国宇航员，在他首次飞行时带有软管包装苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造地球轨道由于大气阻力和地球引力场等因素摄动,其形状和近地点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在飞向月球第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在地球前方绕行太阳，而B飞船则在"后方"绕行。

It is a tiny joyrider from the rubble stream surrounding the solar system that broke free and orbits the sun in a tilted, elongated orbit.

它是从围绕太阳系而又自由浮动一堆剩余物中游走出来一颗。它体积微小，以倾斜、细长轨道围着太阳运转。

Galileo was forced to recant his assertion that the earth orbited the sun.

伽利略被迫放弃球围绕太阳转的断言。

Let's pretend we're on the spaceship orbiting round the earth!

让我们假装是在沿轨道绕球运转的宇宙飞船上!

The mass was calculated by timing the orbit of Eris' moon Dysnomia.

通过对厄里斯的卫星--戴丝诺米娅运行轨道计时后计算出了厄里斯的质量。

A plane orbited over the landing field.

有一架飞机在机场上空盘旋。

The earth orbits the sun once every 365.25 days.

球每365.25绕太阳轨道一圈。

They put a weather satellite into orbit round the earth.

他们把一颗气卫星送入环绕球的轨道。

Mars, Venus and the other planets move in eccentric orbits.

火星、金星及其他行星沿不正圆的轨道运行。

Our satellite itself will orbit around the moon for a period of two days.

我们的人造卫星本身将绕月球运行两的时间。

The orbit of the artificial satellite has an apogee of 200 miles from the earth.

这个人造卫星的轨道，其最远点在离球200英里的方。

Mercury orbits the Sun.

水星环绕太阳运行。

Also, as our sun orbits the galactic center it may sweep through areas of interstellar dustiness.

同样的，因为太阳位于重力的中心，它可能会清除有星际尘埃的区域。

The first satellites placed in geostationary orbit were the synchronous communication(SYNCOM)satellites launched by NASA in 1963.

第一个放置在对轨道的卫星是1963年美国航空暨太空总署发射的同步传输卫星.

The repeated thrust applications at apoapsis would raise periapsis from inside to outside the stationary orbit.

重复在远心点施以推力，会将近心点由同步轨道内提升到同步轨道外。

It orbits an inhospitable ice world named Orto Plutonia, which was a protectorate of the Pantorans.

它围绕一颗不适宜居住的冰冻星球奥托普卢托尼亚旋转，奥托普卢托尼亚是潘托拉人的保护。

Apollo 8 was a test in which an Apollo moonship was put into orbit around the moon.

太阳神八号是将一艘登月艇纳入绕月球轨道的一项试验。

John Glenn, the first American to orbit the earth, carried pureed applesauce in squeezable tubes on his initial space flight.

3．约翰?格伦，第一位绕环行的美国宇航员，在他的首次飞行时带有软管包装的苹果酱。

The shape and perigee of artificial satellite orbits shall continually variate due to caused by the atmospherical drag and the earth gravity.

人造球卫星的轨道由于大气阻力和球引力场等因素的摄动,其形状和近点位置将不断改变。

Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon.

月球捕获控制第一次制动必须在卫星飞向月球的第一近月点完成。

After completing lunar swingby maneuvers, the A spacecraft is intended to orbit the Sun "Ahead" of planet Earth, and the B spacecraft "Behind".

在完成对探测器变轨后，A飞船将在球的前方绕行太阳，而B飞船则在"后方"绕行。

It is a tiny joyrider from the rubble stream surrounding the solar system that broke free and orbits the sun in a tilted, elongated orbit.

它是从围绕太阳系而又自由浮动的一堆剩余物中游走出来的一颗星。它体积微小，以倾斜、细长的轨道围着太阳运转。