bulbyadj.膨胀的; 凸出的bulbn.球茎；电灯泡；球状物bulb tubular unit灯泡贯流式机组Bulbostylis densan.丝叶球柱草bulbomimic reflex颜面反射,蒙多内西氏反射bulb of vestibule前庭球bulbospiral iibers[医] 球螺旋纤维(心肌内)bulb angle section圆头角材Bulbochaete minutan.小型毛鞘藻Bulbochaete monilen.念珠毛鞘藻bulbar conjunctiva球结膜bulb of percussion打击形成半锥体