bulb

英 [bʌlb]

美 [bʌlb]

n. 电灯泡; (植物)鳞茎; 鳞茎状物(如温度计的球部)

复数：bulbs　

Collins.2 / BNC.5690 / COCA.4901

牛津词典

noun

电灯泡
the glass part that fits into an electric lamp, etc. to give light when it is switched on
1. a 60-watt bulb
  60瓦的灯泡
2. 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）
（植物）鳞茎
the round underground part of some plants, shaped like an onion , that grows into a new plant every year
鳞茎状物（如温度计的球部）
an object shaped like a bulb , for example the end of a thermometer

N-COUNT 电灯泡
Abulbis the glass part of an electric lamp, which gives out light when electricity passes through it.
1. The stairwell was lit by a single bulb.
  楼梯间只有一盏灯照明。
N-COUNT 球茎；鳞茎
Abulbis a root shaped like an onion that grows into a flower or plant.
1. ...tulip bulbs.
  郁金香球茎

noun

a rounded part of a cylindrical instrument (usually at one end)
1. the bulb of a syringe
electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity
Synonym:light bulblightbulbincandescent lampelectric lightelectric-light bulb
a rounded dilation or expansion in a canal or vessel or organ
lower or hindmost part of the brain
1. the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning
Synonym:medulla oblongatamedulla
a modified bud consisting of a thickened globular underground stem serving as a reproductive structure
anything with a round shape resembling a teardrop

Please take the bulb off.
请把灯泡取下来。
And you are having problems with the bulb.
你的脑袋一定是出问题了。
I told him I was a light bulb.
我告诉他我是个电灯泡。
The naked bulb was directly over his head
裸露的灯泡正好在他的头顶上方。
That electric bulb is very bright.
那个灯泡很亮。
The light bulb in the bathroom burned out.
浴室里的灯泡烧坏了。
An efficient bulb may lighten the load of power stations
一个节能灯泡也许就能减轻发电站的负荷。
Edison invented the bulb.
爱迪生发明了灯炮。
Risk of damage to bulbs and bulb housing.
有损坏灯泡和灯泡壳的危险。
Gilbert discovered electricity, but Edison invented the light bulb.
吉伯特发现了电，而爱迪生发明了灯泡。