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

• The engine stalled. He pressed the accelerator hard
  发动机熄火了。他用力踩油门。
• 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。
• 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。
• 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。
• 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。
• 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。
• Microsoft Research's Accelerator Project exposes a.NET library for performing parallel data processing using a computer's GPU.
  微软研究院加速器项目公开了一个使用计算机的GPU完成并行数据处理的.NET函数库。
• The brake is between the clutch and the accelerator.
  制动器在离合器和加速器之间。
• 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。
• 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。