托福听力高频词组介绍

twenty-four seven = 24 hours a day, 7 days a week = all the time 永远，一直

go for a song = be sold very cheaply 贱卖

bucket down = rain very heavily 瓢泼大雨

backroom boys 幕后英雄

pull one’ s leg = tease someone 开某人玩笑

break one’ s back 辛勤工作

below the mark = not measure up 不够水平，不合格

beyond compare 的，较棒的

break even 不赔不赚

by the book 照章办事

cast a cloud over 泼冷水，是蒙上阴影

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