Backflush valve
[化] 反冲阀
🧩 词语组成解析
回洗
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
The rainy season lasted until July.
雨季一直持续到7月。
Let's go. I'll buy you a drink.
走，我请你喝一杯！
All right! Thank you very much. I'll give you a call.
好吧！非常感谢。我会给您打电话的。