n.球茎，块茎植物；电灯泡；[解剖学]肿块； 变形： 复数：bulbs 双语释义：n.(名词)[C]球茎 a round root of certain plants[C]电灯泡 pear-shaped glass container for the filament of an electric light英英释义： bulb[ bʌlb ]n.a modified bud consisting of a thickened globular underground stem serving as a