Clack valve
止回阀
🧩 词语组成解析
clack
[[klæk]]
v. 噼啪响\\nn. 噼啪响
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 don't get it.
我不明白。
Could I speak to you, please?
我可以跟你谈话吗？
Better late than never.
迟一点找到总比找不到好嘛。