zero gravity
US /ˌzɪroʊ ˈɡrævɪti/
UK /ˌzɪroʊ ˈɡrævɪti/
1.
零重力, 失重
the state of being weightless, caused by the absence of gravity or by being in free fall
:
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Astronauts experience zero gravity in space.
宇航员在太空中体验零重力。
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The plane created a brief period of zero gravity for the passengers.
飞机为乘客创造了短暂的零重力。