旋转动能是，2亿焦耳，每个飞轮都是。

And that kinetic energy of rotation is, then, a whopping 200 million joules in each of those rotating flywheels.

youdao

旋转动能是，2亿焦耳，每个飞轮都是。

And that kinetic energy of rotation is, then, a whopping 200 million joules in each of those rotating flywheels.

youdao