柯林斯词典reflux /ˈriːflʌks/ 1. V to boil or be boiled in a vessel attached to a condenser, so that the vapour condenses and flows back into the vessel 回流[chem] 2. N an act of refluxing 回流3. N (as modifier) 回流的 a reflux condenser 返回 reflux剑桥词典a condition in which liquid from the stomach moves upwards into the oesophagus (= the tube that takes food from the mouth to the stomach ) （胃内液体进入食管）回流，反流 acid reflux 胃酸回流 返回 reflux