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新东方-柯林斯雅思备考词典
bulb
英 [bʌlb]
[NOUN]
bulbs
1. [C 可数名词] 电灯泡
A bulb is the glass part of an electric light or lamp, which gives out light when electricity passes through it.
近义词
light bulb
双语例句
例：The stairwell was lit by a single bulb.
楼梯间只有一盏灯照明。
2. [C 可数名词] 球茎
A bulb is a root shaped like an onion that grows into a flower or plant.
双语例句
例：tulip bulbs.
郁金香球茎。