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
Either I'm at the hospital doing paperwork,
不是我在医院办公事，
The days are getting longer.
白天越来越长了。
They had laboured for three years to produce this floating work of art;
瑞典人辛辛苦苦干了3年才建成这件水上艺术品，