Release valve
[化] 放气阀; 泄气阀
🧩 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
Thank you, thank you!
谢谢 谢谢
There is no friend so faithful as a good book.
最忠实的朋友莫过于一本好书。
Most business letters around the world are written in English.
世界上大多数商务信函都是用英语写的。