、火车、birdn.鸟飞机)birdcagen.鸟笼boatn.小船,小舟birthn.出生;诞生bodyn.身体birthdayn.生日boilv.沸腾;烧开;煮⋯⋯birthplacen.出生地;故乡bombn.炸弹v.轰炸bondn.&v.接合;合同,联系boxn.盒子,箱子bonen.骨头,骨质(复数bones骨骼;骨骸)boxingn.拳击(运动)bonusn.奖金boyn.男孩bookn.书;本子v.预定(房间、车票等)boycottv.抵制boomn.&v.繁荣,迅速发展brainn.脑(子)bootn.长统靴;靴braken.闸vi.刹车boothn.岗;(为某种用途而设的)亭或小隔间branchn.树枝;分枝;分公司,分店;支部bordern.边缘;边境,国界brandn.商标boreda.厌烦的bravea.勇敢的boringa.乏味的,无聊的braveryn.勇气borna.出生breadn.面包borrowv.(向别人)借用;借breakn.间隙bossn.领班;老板break(broke,broken)v.打破(断,碎);损坏,撕开botanicala.植物学的breakfastn.早餐botanyn.植物;植物学breakthroughn.突破botha.两;双pron.两者;双方breastn.胸部botherv.麻烦breathn.气息;呼吸bottlen.瓶子breathevi.呼吸bottomn.底部;底breathlessa.气喘吁吁的bouncen.弹跳breweryn.啤酒厂bounda.被束缚的;被绑的;有义务的boundv.&n.跳跃brickn.砖;砖块boundaryn.界限briden.新娘bowv.&n.鞠躬,弯腰行礼bridegroomn.新郎bowln.碗bridgen.桥bowlingn.保龄球briefa.简洁的
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