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
There's something I have to ask you.
我有一件事要问你 。
I hope you everything will be fine.
我希望你一切顺利。
Yes, there is. Walk along this road, and take the fourth turning on the left.
是的，有。沿这条道走，然后在第四个路口向左拐。