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

This type of bulb consumes little power.
这种灯泡耗电不多。
We changed the bulb and checked the fuse.
我们换了灯泡，并检查了保险丝。
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。
The stairwell was lit by a single bulb.
楼梯间只有一盏灯照明。
And you are having problems with the bulb.
你的脑袋一定是出问题了。
A 40 watt bulb would be quite sufficient and would not obtrude
40瓦的灯泡完全够亮了，并且不会晃眼。
We accredit the invention of the electric light bulb to edison.
我们把电灯的发明归功于爱迪生。
The floor lamp in my room is out. Please change the bulb.
我房间的落地台灯坏了，请换灯泡。
Yesterday, I had to change a headlamp bulb on my car.
昨天，我不得不更换了我的车灯灯泡。
The naked bulb was directly over his head
裸露的灯泡正好在他的头顶上方。