名词短语
中文翻译：由于重力引起的加速
同义词：
['gravity-induced acceleration']
例句：
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1. The spacecraft accelerated towards thesun at a rate of 20,000 miles per second.
宇宙飞船以每秒20,000英里的速度向太阳加速。
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2. The projectile's acceleration due to gravity wasso great that it traveled at the speedof light.
这个物体由于重力引起的加速度如此之大，以至于它以光速移动。
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3. The astronauts were ableto slow down their spacecraft by usinga device that counteracted gravity.
宇航员们通过使用一种设备来抵消重力，从而减缓了他们的太空船。