Clappet
[建] 止回阀
🗣️ 情景例句
I think I am rather outgoing. I enjoy working with others. But sometimes I'll be alone.
我想我较外向。喜欢和人合作，有时也想独处。
Well done!
干得好！
The officer in the control tower was very angry when he heard the news,
控制塔上的官员得知这一消息后，非常气愤，