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

• He put his foot down hard on the accelerator.
  他用劲踩油门踏板。
• Install a new accelerator pedal module.
  安装新的油门踏板模块。
• The LHC's primary control center is used to monitor and run the particle accelerator.
  在LHC的主要控制中心是用于监测和运行的粒子加速器。
• Equipped with muffler accelerator and air filter.
  配备消声器、加速器和空气过滤器。
• 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。
• The engine stalled. He pressed the accelerator hard
  发动机熄火了。他用力踩油门。
• The brake ( pedal) is between the clutch and the accelerator.
  制动器（踏板）在离合器和加速器之间。
• This paper has carried on the detailed analysis to this kind of accelerator's function.
  本文对这种加速器的作用进行了详细的分析。
• An accelerator that collides protons and antiprotons.
  质子和反质子相互碰撞的加速器。
• He eased his foot off the accelerator.
  他松开了油门。