bul.bousadj.(形容词)Resembling a bulb in shape; rounded or swollen:鳞茎状的:形状象鳞茎的;圆形的或鼓胀的:例句:a bulbous nose; a bulbous stem base.圆鼻子;球形茎底Botany Bearing bulbs or growing from a bulb.【植物学】 球茎的:长有球茎的或由球茎生长而成的【引伸】bul.bouslyadv.(副词)