Stoolpigeon
na. 囮鸽；〈俚〉(诱人赌博等的)囮子；〈俚〉(警察局的)密探\\n
🗣️ 情景例句
Hello, operator.
喂， 接线生。
Great barkers are no biters.
吠犬不咬。
That'll be very intersting. What cities are you going to visit?
那一定很有趣。你们打算参观哪些城市？