Transrectifier
[电] 屏极整流器
🗣️ 情景例句
This is very helpful, Mrs. Martinelli.
这样很有用， Martinelli太太。
I'm afraid you will catch the Influenza.
我怕你会感染到流行性感冒。
That's right. Catch a cold is something you do; have a cold is something you have.
对。“伤风”是你所做的事情；而“患感冒”则是你所经历的事情。