为什么月亮的形状会有规律地变化？

Why does the shape of the moon change regularly?

youdao

分析和讨论了月亮摄动力对卫星自主导航的影响，给出了其影响的变化规律。

We analyze and discuss moon's impacts on satellite, and give its change rule.

youdao

月亮的盈亏变化一年又一年，一世纪又一世纪，周而复始。（译文根据原句意进行了内涵化引申。） ）

Year after year and century after century, the moon goes through its cycles of changes.

youdao

月亮的盈亏变化一年又一年，一世纪又一世纪，周而复始。（译文根据原句意进行了内涵化引申。） ）

Year after year and century after century, the moon goes through its cycles of changes.

youdao