bulb的中文意思、音标与词形变化

n. 球茎, 电灯泡 [医] 球, 鳞茎, 球茎

n. a modified bud consisting of a thickened globular underground stem serving as a reproductive structure n. a rounded part of a cylindrical instrument (usually at one end) n. anything with a round shape resembling a teardrop n. a rounded dilation or expansion in a canal or vessel or organ