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
Aren't you going to admire my new hat?
你难道不想夸夸我的新帽子吗？
I will be very glad when I receive the letter.
如能接到你的来信，我将会非常高兴。
What are you doing?
你在干什么？