例句
同义词
英语六级真题
  • There are standard-shaped bulbs, flame-shaped bulbs, colored globe-shaped bulbs, and more.
    出自-2015年12月阅读原文
  • There are some very commendable characteristics of the CFL [compact fluorescent ( ' , 荧光的 ) light bulb], yet the selection of any light source remains inseparable from the luminaire ( ' , 照明装置 ) that houses it, along with the space in which both arc installed, and lighting requirements that need to be satisfied.
    出自-2015年12月阅读原文
  • The incandescent light bulb, invented by Thomas Edison, which came to be the symbol of inspiration, has been developed into hundreds, if not thousands, of forms.
    出自-2015年12月阅读原文
  • It is quite easy, with all that choice, to change a light bulb.
    出自-2015年12月阅读原文
  • It is easy to change a light bulb, sure, but it is harder to change the bulb and its fixture.
    出自-2015年12月阅读原文
  • Consider the incandescent ( ' , 白炽灯 ) bulb, an object currently hated by many environmentalists and energy-efficiency advocates.
    出自-2015年12月阅读原文
  • Changing a light bulb is easier than changing the fixture housing it.
    出自-2015年12月阅读原文
  • And there is more to the story, because not only are the devices that house incandescent bulbs shaped to their underlying characteristics, but rooms and entire buildings have been designed in accordance with how incandescent lighting reflects off walls and windows.
    出自-2015年12月阅读原文
  • All of those specialized bulbs led to the building of specialized light fixtures, from the desk lamp you study by, to the ugly but beloved hand-painted Chinese lamp you inherited from your grandmother, to the ceiling fixture in your closet, to the light in your oven or refrigerator, and to the light that the dentist points at you.
    出自-2015年12月阅读原文
  • Oh, yes, go down this aisle, pass the garden tools, you'll find them on the shelf next to the light bulbs.
    出自-2010年6月听力原文
  • At least the slides were good, that is, until the bulb in the projector blew, and she had to finish the talk with no illustrations.
    2017年12月六级真题(第二套)听力 Section A
  • Consider the incandescent (白炽灯) bulb, an object currently hated by many environmentalists and energy-efficiency advocates.
    2015年12月六级真题(第一套)阅读 Section B
柯林斯高阶英汉双解学习词典释义
英汉词典释义
英英词典释义
  • Noun
    1. a modified bud consisting of a thickened globular underground stem serving as a reproductive structure
    2. electric lamp consisting of a glass bulb containing a wire filament (usually tungsten) that emits light when heated
    3. a rounded part of a cylindrical instrument (usually at one end);
    "the bulb of a syringe"
    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"
    5. a rounded dilation or expansion in a canal or vessel or organ
行业词典
  • 动物学: 原鳞柄;
    医学: 球:球状物体或膨大;(obs.)延髓:同medulla oblongata;
    植物学: 鳞茎;