Pipeline valve
[化] 管道阀
🧩 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
Don't stand on ceremony, make yourself at home.
别客气，随便吃。
As soon as she quit the room he returned to it.
她刚离开房间，他回来了。
Ok, I'll see what I can do.
好吧，我考虑考虑吧