Test valve
[化] 检查阀
🧩 词语组成解析
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
What is your nationality?
你的国籍是什么？
Certainly.
是这样。
Oh, I've already seen it.I saw it on television last year.
噢，我已看过了。我是去年在电视上看的。