航天飞机全体机务人员的使命基本完成。
The mission for the crew of the space shuttle is essentially over.
知道飞机可能坠毁，机务人员跳伞了。
Realising that the aeroplane was likely to crash, the crew baled out.
机务人员正忙着准备呢。
没有六架飞机和27个机务人员的任何踪迹。
No trace has ever been found of the six planes or the 27-crew members.
没有六架飞机和27个机务人员的任何踪迹。
No trace has ever been found of the six planes or the 27-crew members.
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