bulb
英 [bʌlb] 美 [bʌlb]

n.

球茎，块茎植物；电灯泡；[解剖学]肿块；

变形

复数：bulbs

双语释义

n.(名词)

1. [C]球茎 a round root of certain plants
2. [C]电灯泡 pear-shaped glass container for the filament of an electric light

英英释义

bulb[ bʌlb ]

• n.
  • a modified bud consisting of a thickened globular underground stem serving as a reproductive structure
  • 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 bulblightbulbincandescent lampelectric lightelectric-light bulb

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

    "the bulb of a syringe"

  • lower or hindmost part of the brain; continuous with spinal cord; (`bulb' is an old term for medulla oblongata)

    同义词：medulla oblongatamedulla

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

词汇搭配

用作名词 (n.)动词+～

• break a bulb打碎灯泡
• buy a bulb买灯泡
• change a bulb换灯泡
• make a bulb生产灯泡

形容词+～

• clear bulb透明的灯泡
• faulty bulb有毛病的灯泡
• flash bulb闪光灯泡
• light bulb灯泡
• neon bulb霓虹灯
• tulip bulb郁金香球茎

介词+～

• glare of a bulb耀眼的灯光

～+介词

• bulb of electric lamp电灯泡
• bulb of the eye眼球

词组短语

light bulb电灯泡

olfactory bulb嗅球

dry bulb干球，干球式的

incandescent bulb n. 白炽灯泡，白炽灯照

lily bulb百合粉末，百合

wet bulb湿球温度计

dry bulb temperature干球温度

electric bulb n. 电灯泡

duodenal bulb[医]十二指肠冠，十二指肠球部

lamp bulb灯泡；玻璃泡

wet bulb temperature[化]湿球温度

更多收起词组短语

双语例句

用作名词(n.)

1. Onions and lilies grow from bulbs.
   洋葱和百合是从球茎中长出的。
2. This light bulb has gone.
   这灯泡不亮了。
3. The light bulb imploded.
   这灯泡是向内侧爆裂的。
4. I can see clearly that the filament in the bulb is broken.
   我可以很清楚地看到灯泡里的细丝断了。

权威例句

The olfactory bulb: coding and processing of odor molecule information.
Of Bicycles, Bakelites, and Bulbs: Toward a Theory of Sociotechnical Change
Of Bicycles, Bakelites, And Bulbs: Toward A Theory Of Sociotechnical Change By Wiebe E. Bijker
Human neuroblasts migrate to the olfactory bulb via a lateral ventricular extension.
Maturation and death of adult-born olfactory bulb granule neurons: role of olfaction
Topographic organization of sensory projections to the olfactory bulb
Multipotent neural stem cells reside into the rostral extension and olfactory bulb of adult rodents.
Enriched environment and physical activity stimulate hippocampal but not olfactory bulb neurogenesis
Inactivation of the N-CAM gene in mice results in size reduction of theolfactory bulb and deficits in spatial learning
Information coding in the olfactory system: evidence for a stereotyped and highly organized epitope map in the olfactory bulb