名词
中文翻译：动力的
同义词：
['dynamic', 'kinetic energy']
例句：
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1.The kinetic energy of the projectile is equal to its initial velocity squared.
弹丸的动能等于其初始速度的平方。
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2. The kinetic energy of the particles in a gas is proportional to their mass and speed.
气体中粒子的动能与其质量和速度成正比。
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3. The kinetic energy of the molecules in the liquid is converted into thermal energy as they move through the medium.
液体分子的动能在通过介质时转化为热能。