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
Ping-Pong tables, soda machines, and lots of music.
乒乓球， 汽水贩卖机， 热闹的音乐。
Flattery brings friends, but the truth begets enmity.
奉承惹人喜，直言招人仇。
'A fire extinguisher, my dear,' answered the Ambassador drily.
“灭火器弄的，亲爱的，”大使冷冷地回答，