Soon it will be commonplace for men to travel to the moon.

月球旅行很快就会成为常事。

It's difficult to conceive of traveling to the moon.

难以想象到月球旅行会是什么样子。

The scientists are able to calculate accurately when the spaceship will reach the moon.

科学家能准确地计算出太空船什么时候抵达月球。

The space race reached its culmination in the first moon walk.

太空竞争以第一次在月球行走而达到顶峰。

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

我造卫星本身将绕月球运行两天时间。

There is no question but that there is no air on the moon.

月球上没有空气是毫无疑问。

It is possible to go to the moon now.

现在有可能登上月球。

The light is reflected from the moon.

光从月球反射出来。

The scientists mapped the surface of the moon.

科学家绘制了月球表面地图。

The moon is a satellite of the earth.

月球是地球一颗卫星。

The lunar stone is different from earth's.

月球石头和地球不同。

The astronauts piloted their craft down to the lunar surface.

宇航员驾驶太空飞船在月球表面降落。

Lunar craters can be plainly seen with the aid of a small telescope.

借助望远镜可以看清月球上环形山。

Half a century ago it's difficult to conceive of travelling to the moon.

半个世纪前月球旅行是难以想象。

A rocket was fired at the moon.

火箭发射到月球上。

We now have empirical evidence that the moon is covered with dust.

现在我有实践经验证明月球上布满了灰尘。

We never imagined that men would land on the moon.

我从未想到过类能登上月球。

It once seemed inconceivable to everyone that men should travel to the moon.

"一度认为,飞上月球似乎是不可想象。"

The earth's shadow on the moon was quite distinct.

月球上地球阴影很清晰。

Some scientists believe that soon it will be commonplace for people to travel to the moon.

"一些科学家相信,不用多久,到月球旅行会变成常见事。"