Variac
[电] 通用无线电公司的可变变压器的注册商名
🗣️ 情景例句
You'll sleep sounder for it.
你会因此而睡得更加酣畅。
When guns speak it is too late to argue.
待到炮声响，辩论已莫及。
Actually, I don't think we need it to be this good.
说实在的，我并不认为我们用得着这么好的，