accelerator

英 [əkˈseləreɪtə(r)]

美 [əkˈseləreɪtər]

n. (汽车等的)加速装置，油门; (基本粒子)加速器

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

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。

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

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。
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。
Equipped with muffler accelerator and air filter.
配备消声器、加速器和空气过滤器。
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。
We have to change the accelerator pedal.
我们得换油门踏板。
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 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 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。
He eased his foot off the accelerator.
他松开了油门。
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。