zero gravity

US /ˌzɪroʊ ˈɡrævɪti/
UK /ˌzɪroʊ ˈɡrævɪti/
"zero gravity" picture
1.

零重力, 失重

the state of being weightless, caused by the absence of gravity or by being in free fall

:
Astronauts experience zero gravity in space.
宇航員在太空中體驗零重力
The plane created a brief period of zero gravity for the passengers.
飛機為乘客創造了短暫的零重力