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

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。
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 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。
Install a new accelerator pedal module.
安装新的油门踏板模块。
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。
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。
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。
He put his foot down hard on the accelerator.
他用劲踩油门踏板。
He eased his foot off the accelerator.
他松开了油门。