Now the agency has finally offered some small morsels of comfort in the form of four projects that could accompany efforts for a lunar return.

现在，为了给科学家们少许安慰，航天局最终提出了和重返月球同时进行的四个计划。

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From the return pulse, LOLA determines the time of flight which, accounting for the speed of light, reveals the distance from the spacecraft to the lunar surface.

之后激光高度计将参照光速，计算出反射脉冲的渡越时间，从而获得飞船与月球表面之间的距离。

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Particularly, people hope to return home from work or study to have a reunion dinner with families on the Lunar New Year's Eve.

人们尤其希望在学习和工作之后赶回家中与家人一起吃年夜饭。

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The LM was intended for two men (Lovell and Haise) to use in their landing on the lunar surface and then their return to the command module.

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That will be followed by deployment of an unmanned lunar orbiter mission along with a nuclear-powered landing vehicle to support lunar rover delivery and sample return operations.

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Companies have altered ordering practices but are still closely watching China as workers return this week from the long Lunar New Year holiday, worried that fewer workers are going back to their factory jobs.

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