Dwyer和他的同事说，月球发电机可能以此种方式工作至少十亿年，只有当月球退离地球很远的时候工作才结束。

Dwyer and colleagues say this lunar dynamo could have operated in this way for at least a billion years, shutting down only when the Moon receded far enough from the Earth.

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因此，当列车无法承担运行任务，需要清空列车退离正线时，请乘客自觉配合地铁工作管理方的工作，及时下车，确保后续列车的进站。

If the above circumstances occur, passengers are expected to cooperate with the metro management company and get off the train immediately so the tracks can be vacated for the following trains.

youdao

因此，当列车无法承担运行任务，需要清空列车退离正线时，请乘客自觉配合地铁工作管理方的工作，及时下车，确保后续列车的进站。

If the above circumstances occur, passengers are expected to cooperate with the metro management company and get off the train immediately so the tracks can be vacated for the following trains.

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