动能

例句：

1. 1. The car's engine has a lot of kinetic energy.
   这辆车的引擎有很多动能。
2. 2. The project requires a lot of kinetic energy to be stored.
   这个项目需要大量的动能来储存。
3. 3. The runner uses his kinetic energy to propel himself forward.
   跑步者利用他的动能向前推进。