名词
中文翻译：动力学的
同义词：
['kinetic energy', 'kinetic force例句：1. The kinetic energy of the projectile is proportional to its mass and velocity.（投射物的动能与其质量和速度成正比。）']
例句：
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1. The kinetic energy of the projectile is proportional to its mass and velocity.
投射物的动能与其质量和速度成正比。
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2.The kinetic force between two objects can be used to calculate their relative motion.
两个物体之间的动量力可以用来计算它们的相对运动。
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3. The kinetic energy of a ball thrown in the air is equal to half its mass times its velocity squared.
抛向空中的球的动能等于其质量的一半乘以速度的平方。