Commutators
(commutator 的复数) n. 换向器, 整流器\\n[化] 对易式; 整流器
🗣️ 情景例句
I'll give her your best wishes,
我会转告她你的祝福，
That'll put us both in the picture.
这样双方都能了解全面的情况。
Workers will have completed the new roads by the end of this year.
工人们将在今年年底前把新路铺好；