Reduction valve
[化] 减压阀
🧩 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
Put your hands up.
把手举起来。
This dress is made of silk,isn't it?
这件衣服用丝绸做的，是吗？
We all know what the poor man should have said,
我们都明白那个可怜的人应该说些什么，