Commutator compound
[化] 换向器(或整流器)润滑剂(由石蜡和蜂蜡制成)
🧩 词语组成解析
commutator
[['kɔmjuteitə]]
n. 换向器, 整流器\\n[化] 对易式; 整流器
🗣️ 情景例句
I know what you mean.
我懂得你的意思。
What's your nationality?Are you a Japanese?
你的国籍是什么？你是日本人？
All at once, I noticed that my wife seemed to be filled with alarm.
突然，我注意到妻子十分惊恐。