The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second.

地球底的温度是不断变动的，不通常约是1000K，使得氢原子平均的速度为秒5公里。

The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second.

地球外气层底的温度是断变动的，过通常约是1000K，使得氢原子平均的速度为秒5公里。

The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second.

球外气层底的温度是不断变动的，不过通常约是1000K，使得氢原子平均的速度为秒5公里。

The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second.

地球外气层底的温度是不断变动的，不过通常约是1000K，使得氢原子平均的速度为秒5公里。

The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second.

地球外气层底的温度是的，过通常约是1000K，使得氢原子平均的速度为秒5公里。

The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second.

地球外气层底温是不断变动，不过通常约是1000K，使得氢原子平均为秒5。

The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second.

地球外气层底温度是不断变动，不过通常约是1000K，使得氢原子速度为秒5公里。

The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second.

地球外气层度是不断变动，不过通常约是1000K，使得氢原子平均速度为秒5公里。

The temperature at Earth's exobase oscillates but is typically about 1,000 kelvins, implying that hydrogen atoms have an average speed of five kilometers per second.

地球外气层底温是不断变动，不过通常约是1000K，使得氢原子平均为秒5。