音标与读法

这里为大家介绍下bulb 是什么意思，希望能帮助到各位朋友。

音标：[ bʌlb ]过去式:bulbed过去分词:bulbed名词复数:bulbs现在分词:bulbing

中英文翻译

n.

1.【植物；植物学】球根；鳞茎。

2.球状物；(寒暑表的)水银球；灯泡；烧瓶；真空管；测温包。

3.【解剖学】球；〔pl.〕扁桃腺。

4.(照相机的)快门。

5.(汽车的)圆顶车壳；【航海】球形船首。

短语和例子

a lily bulb 百合根。 an electric bulb 电灯泡。 the bulb of a hair 毛球，发根。 the bulb of the eye 眼球。 the bulb of the spinal cord 【解剖学】延髓。

vi.

1.生球茎。

2.肿[涨]成球，形成球状。

adj.

-ed

1.有鳞[球]茎的。

2.鳞[球]茎形，圆形的。

a rounded part of a cylindrical instrument (usually at one end); "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

同义词：light bulb, lightbulb, incandescent lamp, electric light, electric-light bulb,

a rounded dilation or expansion in a canal or vessel or organ

lower or hindmost part of the brain; continuous with spinal cord; (`bulb"" is an old term for medulla oblongata); "the medulla oblongata is the most vital part of the brain because it contains centers controlling breathing and heart functioning"

同义词：medulla oblongata, medulla,

a modified bud consisting of a thickened globular underground stem serving as a reproductive structure

anything with a round shape resembling a teardrop

A bulb is a short stem with fleshy leaves or leaf bases.Bell, A.

例句与用法

1.The bulbs should be enclosed in safety shields .

灯泡应装在安全罩内。

2.A bright electric bulb glowed above our heads .

通亮的灯泡在我们头上闪闪发光。

3.The new plant forms new bulbs in vegetative reproduction .

增殖性繁殖新株长成新鳞茎。

4.V is the volume of the bulb .

V代表球泡的体积。

5.The top of the bulb cd must be at a lower level than mark b .

球管CD的顶应低于标记B的水平面。

6.To suction with a bulb syringe, push bulb in with your thumb .

用球吸引器时先用拇指把球压扁。

7.It"s a bulb pressure tester for detecting battery leaks .

这是检测电瓶漏气用的胶球压力试验器。

8.The lack of air in the bulb prevents the filament from burning up .

灯泡内缺乏空气就使灯丝不致烧掉。

9.I must get those bulbs planted before the cold weather sets in .

我得在天气转冷之前把这些球茎秧种上。

10.I have sent off for those bulbs i saw advertised in the paper .

我已写信订购我在报纸广告上看到的那种灯泡。

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