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
We're going to play charades.
我们来玩哑谜。
Long looked for comes at last.
久久寻找，终会找到。
The same policeman was just walking slowly past the entrance, when Patrick asked the same question.
昨天的那位警察正从门口慢慢走过，帕特里克上前问了和昨天同样的问题。