Vacuum relief valve
[化] 真空安全阀; 真空解除阀; 真空泄漏阀
🧩 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
I don't drink, but today is an exception.
我是不喝酒的，但今天例外。
Won't you come alone with me? My boss wants to see you.
能跟我一起来吗？我们老板有事要见你。
We shall need two buses to meet people at the staton.
我们需要两辆公共汽车到车站去接人。