accelerator

英 [əkˈseləreɪtə(r)]

美 [əkˈseləreɪtər]

n.  (汽车等的)加速装置，油门; (基本粒子)加速器

复数：accelerators　

化学

Collins.1 / BNC.10364 / COCA.11455

牛津词典

noun

• （汽车等的）加速装置，油门
  the pedal in a car or other vehicle that you press with your foot to control the speed of the engine
• （基本粒子）加速器
  a machine for making elementary particles move at high speeds

柯林斯词典

• N-COUNT （汽车等的）加速装置，油门
  Theacceleratorin a car or other vehicle is the pedal which you press with your foot in order to make the vehicle go faster.
  1. He eased his foot off the accelerator.
     他松开了油门。

英英释义

noun

• a valve that regulates the supply of fuel to the engine
  Synonym:throttlethrottle valve
• a scientific instrument that increases the kinetic energy of charged particles
  Synonym:particle acceleratoratom smasher
• a pedal that controls the throttle valve
  1. he stepped on the gas
  Synonym:accelerator pedalgas pedalgasthrottlegun
• (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
  Synonym:catalyst

双语例句

• His foot stamped down on the accelerator
  他一脚踩下油门。
• This is driving wheel, this is clutch pedal, this is brake pedal, this is accelerator pedal.
  这是方向盘、这是离合器脚踏、这是行车制动脚踏、这是加速器脚踏；
• I want to say, it only served as a catalyst, or accelerator effect.
  我想说，它只起到了催化剂，或者加速器的作用。
• The Beijing HI-13 tandem accelerator AMS high resolution injector system was developed.
  研制了北京HI-13串列加速器AMS专用高分辨注入器系统。
• He eased his foot off the accelerator.
  他松开了油门。
• The engine stalled. He pressed the accelerator hard
  发动机熄火了。他用力踩油门。
• ERGONOMICS. Light touch accelerator pedal eliminates operator fatigue.
  人机工程设计：轻型的加速踏板减轻了操作者的疲劳。
• Install a new accelerator pedal module.
  安装新的油门踏板模块。
• An accelerator that collides protons and antiprotons.
  质子和反质子相互碰撞的加速器。
• The three-wave interaction in a laser beat-wave accelerator are studied.
  本文研究了激光拍频波加速器中的三波相互作用过程。