While flying in space, astronauts have no weight.

当宇航员在太空中飞行时，他们失去了重量。

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While flying over the Channel, the pilot saw what he thought to be a meteorite.

飞过英吉利海峡时，驾驶员认为他看见了一颗陨星。

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While flying over the Channel, the pilot saw what he thought to be a meteorite.

飞过英吉利海峡时，驾驶员认为他看见了一颗陨星。

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