Communtator compound
[建] 用于换向器或整流器的润滑剂
🧩 词语组成解析
[建] 换向器, 整流器, 整流子
🗣️ 情景例句
Well ...
嗯……
I didn't like the taste of the medicine,but I took it anyway.
我不喜欢药的味道，但是我拿了它没办法。
It's a long story.
说来话长。