bulb中文什么意思

[ bʌlb ]发音:   用"bulb"造句
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。
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例句与用法

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  1. 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。
  2. 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。
  3. 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。
  4. 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。
  5. 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。

英文释义

名词
  1. a rounded part of a cylindrical instrument (usually at one end); "the bulb of a syringe"
  2. 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
  3. a rounded dilation or expansion in a canal or vessel or organ
  4. 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
  5. a modified bud consisting of a thickened globular underground stem serving as a reproductive structure
  6. anything with a round shape resembling a teardrop

百科释义

A bulb is a short stem with fleshy leaves or leaf bases.Bell, A.
详细百科解释

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