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。
• She slammed the car into gear, the tyres screaming as her foot jammed against the accelerator
  她用力关上车门发动汽车，脚猛踩油门时轮胎发出刺耳的声音。
• Whenever there was a gap in the traffic the merest pressure on the accelerator was enough to close it
  每当车流里出现了一点儿空距，只要稍稍一踩油门，空距就没有了。
• 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。
• 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。
• 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 bore down on the accelerator and the truck roared through its course like a heavy bomber.
  他踩下油门，卡车像重型轰炸机似地轰然开过。
• 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 Charged Accelerator Gun illustrates this, clearly and fatally.
  “充电加速枪”清楚且致命地诠释了这一点。
• For the frequent realignment of the linear accelerator, the linac laser alignment system was designed and installed.
  为了线性加速器的常见的重新排列，设计和安装了线性加速器激光准直系统。