gravitational force
US /ˌɡræv.ɪˈteɪ.ʃən.əl fɔːrs/
UK /ˌɡræv.ɪˈteɪ.ʃən.əl fɔːs/
名词
引力, 万有引力
the force of attraction between all masses in the universe, especially the attraction of the earth's mass for bodies near its surface
示例:
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The moon's orbit around the Earth is maintained by gravitational force.
月球绕地球的轨道由引力维持。
•
Without gravitational force, objects would float away into space.
没有引力，物体就会飘向太空。