Clappet valve
[建] 止回阀
🧩 词语组成解析
[建] 止回阀
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
🗣️ 情景例句
You're kidding.
在说笑吧。
You must reap what you have sown.
种瓜得瓜，种豆得豆。
You did a good job.
你干的非常好。