biqi彼其Bin.[化]元素铋(bismuth)的符号bi-: pref.；表示“二；双”bicarbonate alkalinity碳酸氢盐碱度biconical hydrocyclone双锥型旋流器bi - lingual ability双语能力bifurcation phenomenon分叉现象bimetallic actinograph双金属日射计bimetal cartridge case双金属药筒Bianco Carrara Venato'Bifidobacteria bifidum双歧杆菌biphosphoricum natrium磷酸二氢钠bi-thiosemicarbazone硫代对称二氨基脲