bicen.灰蓝色；绿色Bin.[化]元素铋(bismuth)的符号bi-: pref.；表示“二；双”Bi-aqueous phase extraction双水相萃取bivariate continuous function二元连续函数bivalent metallic ion complex二价金属络合物bifascicular conduction delay双分支传导延缓bifunctional oxygen electrode双功能氧电极Bipectilus zhejiangensis Wang浙江双栉蝠蛾biaxial mechanical capability双向力学性能bichromatical traveling field双色激光场bifurcatio of pulmonary trunk肺动脉干杈biplane cine ventriculography双向电影心室造影(术)