Reversing valve
[化] 回动阀
🧩 词语组成解析
a. 回动的\\n[化] 换向
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
Don't worry about it. It's nothing.
别担心，没事儿。
Answer me truthfully!
撒谎！回答我实话！
Is it too small?
这件太小了吧？