K.e.
abbr. (=kinetic energy)【物】动能
🗣️ 情景例句
I don't know. It's locked.
不知道， 锁着呢。
We must not lie down,and cry,God help us.
求神不如求己。
While I write my pen moves, but the paper keeps still.
我写字时，笔是移动的，纸是静止的。