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
Well, how was everybody's day today?
喂 ，今天各位过得怎么样？
It's nice to be sitting here with you.
在这里陪你坐着是非常愉快的。[动词不定式的进行时]
So while the rest of the world was trying to get rid of mosquitoes, Australia was encouraging this one.
因此，世界上其他地方在设法消灭蚊子的时候，澳大利亚却在促使这种蚊子大量繁殖。