Duplexercoupler
复式耦合器
🗣️ 情景例句
What?
什么办法？
He who has a mind to beat his dog will easily find a stick.
有心打狗好找棍；欲加之罪，何患无辞。
I've just had a cup, thank you.
我刚喝了一杯，谢谢。