Duplexor
[电] 双工器
🗣️ 情景例句
Do you have any magazines I can read during the flight?
你们机上有杂志给我看吗？
Could I speak to you, please?
我可以跟你谈话吗？
Before Annie Sullivan came to our house, one or two people had told my mother that I was simple-minded.
安妮·莎利文来到我们家之前，已有一两个人告诉我母亲，说我头脑简单。