Bieg比格Bin.[化]元素铋(bismuth)的符号bi-: pref.；表示“二；双”Bifidobacteriurn双歧杆菌biquinary number二五混合进制数,二-五进制数biquinary scalar二五混合进制计数器bipinnaria larva羽腕幼体biuminous mortar沥青砂浆bicyclic terpene双环萜烯biateral kinship双边亲属关系bilobate scrotum双叶阴囊bi - capillary双毛细管biphenylyl units联苯