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 mass times the acceleration due to gravity.
投射物体的动能等于其质量乘以由于重力引起的加速度。
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2.The kinetic energy of a ball thrown into the air is proportional to the square of its velocity.
将球抛出后，其动能与速度的平方成正比。
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3.The kinetic energy of the wind can be used to power wind turbines.
风的动能可以用来驱动风力涡轮机。