Equations
n. 方程式；等式；均等；均势（equation的复数形式）
🗣️ 情景例句
I can't figure him out-he's a mystery!
我不能理解他，他真是个迷。
He insisted that he was innocent.
他坚称自己是无辜的。
do in fact run out of energy in accordance with the second law of thermodynamics (whether the whole universe does so is a moot point at present).
也都会消耗完其能量（整个宇宙是否如此，目前尚有争论）。