Pistonphone
[电] 活塞话筒
🗣️ 情景例句
My name is Wang Feng and I'm calling to cancel plane ticket.
我叫王峰，我想取消我预定的飞机票。
Practice is better than precept.
身教胜于言教。
Shall I make some coffee,Jane?
我来煮点咖啡好吗，简？