break the routine 调剂一下

bred in the bone 天生的；个性的

bring back the good old days 回忆昔日好时光

bring down the house 掌声雷动

bring me up-to-date 告诉我最新消息

bring sb to date 使某人掌握最先进东西

brotherly impulse 激动手足的情分

brush off （男女之间）甩；撇开

brush up on sth 复习，重新学习

buck up 振作起来

bull dog 难以相处的人

burn a hole in one's pocket 花钱如流水

burn one's bridges behind one 不留后路

burn one's fingers 碰钉子

burn the midnight oil 熬夜读书

bury one's head in the sand 不敢面对现实

bury the hatchet 捐弃前嫌

Business is business. 公事公办

busy-body 好管闲事和多嘴的人

buy things on time 分期付款买东西

buy your story 相信你的话

buying bargains 买廉价货

by all means 务必

by and by 逐渐；慢慢地

by fair means or foul 不择手段

By golly！ （By Gum！） 天呀！

by hook or by crook 不择手段

by the look of you 从你的样子看来