Relief valve unit
[化] 保险活门装置; 减压阀装置
🧩 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;
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
We spent a lot of time fishing together.
我们以前常常一起钓鱼。
That which was bitter to endure may be sweet to remember.
苦楚往日难忍受，记起也许甜心头。
No, I need to talk to the home office.
不，我得先跟总公司谈谈。