Nesistor
[电] 双极场效晶体管
🗣️ 情景例句
Sorry, I'm afraid I'm busy tonight.
很抱歉，恐怕我今晚没空。
I asked him to pay, but he wouldn't.
我请他付账，但是他不肯。
I'm doing some washing and John is cooking dinner.
我正在洗衣服，约翰在做晚饭。