备考资料：托福考试词汇研究－Unit6b

bouquet n.花束;香味;(酒等)芳香 [ dial var of OF bos, bois wood]

bourgeois n.中产阶级的人 [  BURGESS 市民;议员]

bourn n.小河;目标;界限 [ borne   bodne BOUND]

bout n.一阵;一回;一次 [16th c: app the same as obs bought bending]

bovine a.似牛的;笨拙的 [  bovinus bos bovis ox]

bowdlerize v.删去不妥的文句 [ Bowdler(d 1825), expurgator of Shakesp]

bower n.树荫;寝室;提琴演奏者 [ Bauer peasant, jack at cards, rel to Du boer:

BOOR[农民;乡下;佬]

boycott v.联合抵制 [Capt Boycott, Irish land-agent d 1897, so treated from 1880]

brace v.支持;使固定 [ brace two arms, bracier embrace, brachia arms bracing紧张的;使心神清爽的;支柱]

bracelet n.手镯;手拷 [dimin. of bracel bracchiale bra(c)chium arm]

brackish a.混有盐的;作呕的 [obs brack(adj) MDu brac]

brag n.自夸,吹牛,自夸的东西 [orig. adj., = spirited, boastful: orig. unkn.]

braggart n.吹牛;吹牛的 [ bragard braguer BRAG自夸,夸耀,吹嘘()(of, about)]

brake n.煞车器;丛林;煞车 [perh shortened BRACKEN, -en being taken as a plending]

bramble n.荆棘 [ br'mbel(earlier br'mel): BROOM 扫帚(植物)金雀花]

brand n.品种;商标;烙印

brandish v.挥 [brandir ult, rel to BRAND("火焰")(打在商品上或牲畜身上的)烙印;商标]

brash a.性急的;仓促的;无礼的 [brashy 易碎的;脆弱的 ~ material 易碎的材质]

brat n.小鬼;小家伙 [a spoiled ~ 调皮捣蛋的小鬼;小坏蛋]

bravado n.作威;虚张的勇气 [ bravata BRAVE, -ADO ado 骚扰;费力,麻烦;骚动;困难]

bravo int.n.好极!暴徒;刺客

bravura n.勇敢尝试;华美演奏 [(与 bravery 对应的意大利语)]

braw a.衣饰华美的;美好的 [var. of brawf BRAVE]

brawl v.争吵 [rel to BRAY 驴的叫声,似驴叫的声音 喧哗 捣碎,擂碎,把捣成粉]

brawny a.肌肉结实的;强壮的 [brawn 肌肉;肌力,膂力,体力;人力,劳力]

braze v.用黄铜制;做黄铜色 [ br'sen br's BRASS]

brazen a.无耻的 [ad.厚着脸皮地]

brazier n.火盆 [ME prob BRASS + -IER, after glass, glazier]

breach n.破裂;违反法纪 [breche]

breeze n.微风

brevity n.简洁 [ brevete,  brievete bref BRIEF]

brew v.酿造;图谋 [ breowan ]

bribe n.贿赂;收买 [briber, brimber beg]

bridle n.v.缰绳;拘束;抑制;昂首 [ bridel unbridled激烈的;不受约束的]

brigade n.旅;队;编成旅;分类 [brigata company brigare be busy with  briga strife; a fire ~ 消防队]

brigand n.强盗 [ brigante brigare: BRIGADE(军)旅(军队式组织之)团体,队,组]

brilliant a.灿烂的;显赫的;有才气的 [  brillant part of briller shine It brillare]