down the drain片语KK [daʊn ðə dren] /daʊn ðə dɹeɪn/发音片语1白白浪费、付诸东流、打水漂All that money we spent on advertising went down the drain.我们花在广告上的那些钱全都打了水漂。2泡汤、毁于一旦、化为乌有After the scandal, his career went straight down the drain.丑闻之后,他的事业一下子就毁了。用这个字练口说→