bulb

英[bʌlb] 美[bʌlb]
  • n. 球茎；电灯泡；球状物
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星级词汇:
  • bulb n.球茎；电灯泡；球状物

详细释义

    n. (名词)
    1. 【植】球根，鳞茎，球茎；鳞茎植物
    2. 球状物，鳞茎状物（如温度计的球部）
    3. 电灯泡，灯泡
    4. 电子管；真空管
    5. 水银球
    6. 烧瓶
    7. 测温包
    8. 【解】球，扁桃腺
    9. 快门
    10. 圆顶车壳
    11. 【海】球形船首
    v. (动词)
    1. 生球茎
    2. 膨胀成球状，肿成球，形成球状
    3. 起皱
    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

Noun:
  1. a modified bud consisting of a thickened globular underground stem serving as a reproductive structure

  2. electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity

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

    "the bulb of a syringe"

  4. anything with a round shape resembling a teardrop

  5. 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"

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

双语例句

1. 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。

来自柯林斯例句

2. 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。

来自柯林斯例句

3. This makes the total cost of the bulb and energy £27.
这使灯泡与电费合计为27英镑。

来自柯林斯例句

4. The naked bulb was directly over his head.
裸露的灯泡正好在他的头顶上方。

来自柯林斯例句

5. an unshaded light bulb
没有灯罩的电灯泡

来自《权威词典》

    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。
    用作名词 (n.)
    1. We'll have to change the bulb again.
      我们又得换个灯泡了。
    2. The bulb of the eye is important for us.
      眼球对于我们来说是非常重要。

用法讲解

n. (名词)
  1. bulb的基本意思是“球状物,球茎”,如百合、洋葱、郁金香等植物的地下茎。引申可指“球状物,电灯泡”。
用作名词 (n.)
动词+～ 形容词+～ 介词+～ ～+介词

相关词汇

【邻近词汇】

bulbous built bulbs bulby bulbi bulbar bulbus Bulbuk Bulban Bulbuc bulbil Bulber
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