名词
中文翻译：低重力状态
同义词：
['weightlessness', 'weightless例句：1. The astronaut was in a hypotonus state when he landed on the moon.（当宇航员着陆月球时，他处于失重状态。）']
例句：
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1. The astronaut was in a hypotonus state when he landed on the moon.
当宇航员着陆月球时，他处于失重状态。
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2.The spacecraft entered a hypotonus state during its descent into the planet's atmosphere.
宇宙飞船在降落到行星大气层时进入失重状态。
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3.The pilot experienced a brief hypotonus while performing a dangerous maneuver.
飞行员在进行危险机动时短暂地体验了失重状态。