Return valve
[化] 回路阀
🧩 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
You are right, whatever opinions may be held by others.
你做得对，别人怎么看不必与日俱增。
Better be out of the world than out of fashion.
不合潮流不如脱离尘世。
This experience was to change his life.
这一经历后来改变了他的生活。