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
Well, did you do any fishing?
你们钓了鱼吗？
Excuse me. Could you give me change for a dollar?
劳驾，你能不能换1元零钱给我？
What's in that cave?
岩洞里会有什么？