bristle [5brIsl] v.怒发冲冠(to take on an aggressive attitude or appearance)
(类)bristle·anger=vacillate·unresolution 怒发冲冠·愤怒=忧郁不定·不坚决(动名同义)
干扰：(condone·mercy)(condemn·warning)
(反)bristle ◆ cower 怒发冲冠 ◆ 畏缩
(同)anger, boil, burn, fume, rage, seethe
(记)bristle 原义鬃毛，因发怒鬃毛直立，被称作怒发冲冠。
brittle [5brItl] adj. 易碎的,脆弱的,易坏的(easily broken, cracked, or snapped)
(类)manifest·perceive=brittle·break 明显的容易认识到=易碎的容易破碎
(同)crisp, crumbly, crunchy, friable
(记)与bottle(瓶子)一起记，瓶子是容易碎的。
broach [brEJtF] v.开启;开矿;论文开题(open up)
(反)broach ◆ close off 开启 ◆ 关闭
(记)与breach(缺口;突破)一起记，打开缺口。
bromide [5brEJmaId] n.陈腐的意见(a commonplace or hackneyed statement or notion)
(类)equivocation·misleading=bromide·hackneyed
模棱两可的话·易引起误解的=陈腐的意见·陈腐的(正面特征)
(反)bromide ◆ unhackneyed 陈腐的 ◆ 新奇的
(同)commonplace, banality, platitude, tag
brook [brJk] v. (只用于否定句)忍受，容许;(to stand for ;tolerate)n. 小河
(反)brook ◆ refuse to tolerate 容忍 ◆ 拒绝忍受
(例)He would brook no interruptions. 他不容许别人打岔。
browbeat [5braJbi:t] vt. 威吓(to intimidate by a stern manner or arrogant speech)
(类)instigator·incite=bully·browbeat 煽动者善于煽动=欺凌弱小者善于威吓
(记)brow(眉毛)+beat(打架)→ 皱起眉毛进行恐吓
(同)intimidate, bluster, bully, cow