名词
中文翻译：重力冲击
同义词：
['gravitational impulse', 'gravity impact']
例句：
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1.The gravitational force of the earth is a constant force that pulls everything towards it.
地球的引力是一个恒定的力量，将一切吸引向它。
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2.The gravitational force between two objects can cause them to move towards each other.
两个物体之间的引力可以导致它们相互靠近。
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3.The gravitational force of the earth affects the movement of objects on the surface of the earth.
地球的引力影响地球上物体的运动。