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 Wonder whether they will arrive on time.
我也不知道他能不能准时到。
I suppose he was sick.
我猜他大概是病了。
Yes, I've got the information for all the computers now.
是的，现在我已弄到了所有有关电脑的情况。