Kilotron
整流管
🗣️ 情景例句
They're here!
他们到了。
Don't bother your father now, he is very tired.
现在别拿这个去烦你爸，他很累了。
He was obviously very nervous and for some minutes stood awkwardly before the microphone.
他显然非常紧张，局促不安地在麦克风前站了好几分钟。