In order for the tide waves to move fast enough at the equator to keep up with the moon, the ocean would have to be about 22km deep.

即使潮波在赤道上移动的速度跟得上月亮，海洋深度必须为22公里左右。

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Therefore, we can keep up with the world 's tide to finish the historical task.

这样，我们才能赶上世界潮流的这次机会，完成历史的重任。

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Therefore, we can keep up with the world 's tide to finish the historical task.

这样，我们才能赶上世界潮流的这次机会，完成历史的重任。

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