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
Do you mind if I smoke?
我抽烟你介意吗？
Where there is a will,, there is a way(or skill).
有决心，就有办法。
(Gets very excited.) To sell such a suit as that to a millionaire!
（突然变得激动起来。）竟然把这样一套衣服卖给一位百万富翁！