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
They had no way to communicate directly with Kurt.
他们无法和库尔特直接联系。
After dinner sit a while, after supper walk a while.
午饭后要坐，晚饭后要走。
It was just one of those days!
这就是事事不顺心的那么一天！