B
balance余额
bar graph(chart)条带图
base堤边,底面,幂或乘方的底数
base area底面积
be across from在……对面
be closet to最接近……
be composed of由构成
be equal to与……相等
be equivalent to anther equation与另一方程痛解
be fewer than小于
be greater than大于
be greater than or equal to不小于
be inscribed in内接于
be less than小于
be less than or equal to不大于
be parallel to平行于
be perpendicular to垂直于
be substituted for代替
billion109
binomial二项式
bisect把……二等分
block立体
blot out涂掉,删掉
bound辩解,范围;邻接
*brand
*bulk大量