The further apart and the lighter two objects are, the weaker is the pull of gravity between them.
l 牛顿指出,两个物体距离越远、质量越小,他们之间的引力也越弱。
Particles placed at the top of either slope would fall down to the bottom under the pull of gravity. Particles placed at the bottom of either slope would go nowhere.
在重力的拉动下,放在任何一个斜面顶部的粒子都会滚到底部,而放在底部的粒子会保持不动。
A key question for the fate of the universe is whether or not the pull of gravity is strong enough to ultimately reverse the expansion and cause the universe to collapse back on itself.
关乎宇宙命运的一个关键问题在于:引力是否足够强大,最终扭转膨胀的趋势并导致宇宙坍塌回去。
After about an hour of being beyond the pull of Earth's gravity, Glenn reported he felt fine.
VOA: special.2009.06.17
If you escape the pull of gravity, your spaceship will be off, won't be orbiting the Earth.
如果你完全脱离重力,太空船早就飞得没影了,而不是在轨道上运行
We all know that in a falling elevator, you definitely do not escape the pull of gravity.
我们都知道在一个下坠的电梯里,你当然还是会受到重力的
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