Polytropic compression
[化] 多变压缩
🧩 词语组成解析
a. [昆]多花采蜜的,多花采粉的
🗣️ 情景例句
I don't know,
我不知道，
It's earier to run down the hill than go up.
下山容易上山难。
Every time he wanted to come into the garden he would bark until someone opened the gate.
每当它想到花园里来时，便汪汪叫个不停，直到有人把门打开。