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

• Today many radioisotopes are produced using the particle accelerator called a cyclotron.
  今天许多放射性同位素是用被称为回旋加速器的粒子加速器来制造的。
• 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；
• The present situation and development trend of vulcanization accelerator at home and abroad were reviewed.
  本文叙述了国内外硫化促进剂的现状和发展趋势。
• He eased his foot off the accelerator.
  他松开了油门。
• And I think an accelerator for what you're doing.
  而且我为你所正在做的想一个加速者。
• He put his foot down hard on the accelerator.
  他用劲踩油门踏板。
• 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。
• We have to change the accelerator pedal.
  我们得换油门踏板。
• This device has always been a feature of Gardner engines where it is coupled to the accelerator control.
  此装置是加德纳发动机的一个特征，总是和加速器控制连接在一起。
• Install a new accelerator pedal module.
  安装新的油门踏板模块。