Backflush valve
[化] 反沖閥
?? 詞語組成解析
回洗
valve
[v?lv]
n. 閥;真空管;（管樂器的）活栓;（心臟的）瓣膜;
vt. 裝閥于;以活門調(diào)節(jié);
??? 情景例句
Would you like to see them?
要不要看一看？
The best fish smell when they are three days old.
魚過三天后，再鮮也變臭。
I suggest we go shopping together and look for a nice tank.
我建議我們一塊去買，找個(gè)好看的水箱。