[N-COUNT 可数名词]电灯泡 A bulb is the glass part of an electric lamp, which gives out light when electricity passes through it.
The stairwell was lit by a single bulb.
楼梯间只有一盏灯照明。
2
[N-COUNT 可数名词]球茎;鳞茎 A bulb is a root shaped like an onion that grows into a flower or plant.
...tulip bulbs.
郁金香球茎
Oxford
bulb/bʌlb; NAmEbʌlb/noun1(alsoˈlight bulb)the glass part that fits into an electric lamp, etc. to give light when it is switched on 电灯泡◆a 60-watt bulb*60 瓦的灯泡 ◆a room lit by bare bulbs (= with no decorative cover)只有光秃秃的电灯泡照明的屋子(无灯罩、灯饰)2the round underground part of some plants, shaped like an onion, that grows into a new plant every year (植物)鳞茎3an object shaped like a bulb,for example the end of a thermometer鳞茎状物(如温度计的球部)bulbbulbsbulb/bʌlb; NAmEbʌlb/
LDC
bulbbulb /bʌlb/ ●●○ noun [countable]
Word Origin
Examples
Thesaurus
Collocations
1bulb (1)the glass part of an electric light, that the light shines fromSYN light bulb: a 100-watt bulb2a root shaped like a ball that grows into a flower or plant: tulip bulbs
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