be on good/bad terms with 关系好/不好
be intent on be intent on 专心于
be worthy of 值得;配得上
be suspicious of 对…有疑心
be true of 适合于…
be true to 忠于…
be distinct from/be different from 与…不同
be involved in 卷入
be through with 完成
be typical of 有…的特点
be shy of 难为情
be valid for 对…有效
be in sympathy with 同情
be ignorant of 不知道
behind one's back 背着某人
behind schedule 晚点
behind the times 落后于时代
behind time 迟到,晚点
beyond dispute 毋庸置疑
beyond/without question 毋庸置疑
beyond description 无法形容
beyond expression 无法形容
beyond the reach of 无法达到
beyond all reason 毫无道理
beyond reproach 不受责备
but for 要不是
buy sth. for/at 用多少钱/价位买
blame sb. for sth. 因…责备某人
blame sth. on sb. 把…推到某人身上
begin with 以…开始
before long 不久以后
beside the point 无关紧要
because of 由于,因为
back and forth 来回,往返,来来往往
back off 放,让步,退却
back up 支持,援助
boast of/about 吹嘘
break away 脱离,逃跑
break down 损坏,分解,瓦解
break in 强行进入,闯入,打断
break into 闯入
break off 断绝,结束
break out 突发,爆发
break through 突破
break up 终止,结束,打碎
bring about 带来,造成
bring down 打倒,挫伤
bring forth 产生,提出
bring forward 提出
bring out 使出现,公布
bring to 使恢复知觉
bring up 教育,培养,使成长
bring into effect 使生效
bring/put...into practice 实施,实行
build up 积累,树立,逐步建立
burn out 烧掉
burn up 烧完,烧尽
believe in 相信
benefit from 受益
by accident 偶然
by birth 出身
by ear 凭记忆