gravitational force
US /ˌɡræv.ɪˈteɪ.ʃən.əl fɔːrs/
UK /ˌɡræv.ɪˈteɪ.ʃən.əl fɔːs/
名詞
引力, 萬有引力
the force of attraction between all masses in the universe, especially the attraction of the earth's mass for bodies near its surface
範例:
•
The moon's orbit around the Earth is maintained by gravitational force.
月球繞地球的軌道由引力維持。
•
Without gravitational force, objects would float away into space.
沒有引力，物體就會飄向太空。