bulb中文

[ bʌlb ] 發音:   用"bulb"造句
n.
1.【植物;植物學】球根;鱗莖。
2.球狀物;(寒暑表的)水銀球;燈泡;燒瓶;真空管;測溫包。
3.【解剖學】球;〔pl.〕扁桃腺。
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例句與用法

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  1. The bulbs should be enclosed in safety shields .
    燈泡應裝在安全罩內。
  2. A bright electric bulb glowed above our heads .
    通亮的燈泡在我們頭上閃閃發光。
  3. The new plant forms new bulbs in vegetative reproduction .
    增殖性繁殖新株長成新鱗莖。
  4. V is the volume of the bulb .
    V代表球泡的體積。
  5. The top of the bulb cd must be at a lower level than mark b .
    球管CD的頂應低于標記B的水平面。

英文釋義

名詞
  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
    同義詞: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"
    同義詞: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

百科釋義

    A bulb is a short stem with fleshy leaves or leaf bases.Bell, A.
    詳細百科解釋

相關詞匯

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  10. bulb angle (ba)中文
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