Communtator reftifier
[建] 换向整流器
🧩 词语组成解析
[建] 换向器, 整流器, 整流子
🗣️ 情景例句
You and Dr. Philip Stewart--
你和Philip Stewart医生
Fat hens lay few eggs.
肥鸡不下蛋。
Was the damage extensive?
坏得很多、很严重吗？