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
I can't believe I'm hearing this!
我不能相信我在听这些！
This soup has a nice taste.
这道汤真好喝！
Twenty people had already left.
有20个人已经离去。