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 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。
• An accelerator that collides protons and antiprotons.
  质子和反质子相互碰撞的加速器。
• We have to change the accelerator pedal.
  我们得换油门踏板。
• 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 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。
• He put his foot down hard on the accelerator.
  他用劲踩油门踏板。
• 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。
• Avoid to pedal the brake and accelerator at the same time amd sudden braking when driving.
  驶时避免同时踩刹车和油门，避免突然刹车和急转弯。
• 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。
• 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。