名词
中文翻译：宇航员安全同义词
同义词：
['astronauticsafety', 'spacecraft safety']
例句：
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1. Astronaut safety is acritical concern for the astronautsduring their missions.
宇航员安全是宇航员们在任务期间的一个关键关切。
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2. The spacecraft's emergency systems are designed to ensurethe safety of all crew members.
飞船的紧急系统被设计来确保所有乘员的安全。
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3. In order to maintain the safety ofthe spacecraft, strict regulations must befollowed.
为了保持飞船的安全，必须遵守严格的规定。