Word · Frequency #10364
accelerator
油门踏板
a pedal that controls the throttle valve
汽车中控制速度的踏板
- 1.
One who, or that which, accelerates.
加速的人或物。
- 2.
a pedal that controls the throttle valve
控制节气门的踏板
- 3.
A device for causing acceleration.
引起加速的装置。
- 4.
a valve that regulates the supply of fuel to the engine
调节发动机燃油供给的阀门
- 5.
A substance which speeds up chemical reactions.
加速化学反应的物质。
- 6.
(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
(化学)一种引发或加速化学反应而不自身被改变的物质
- 7.
A pedal causing the vehicle to accelerate when it is pressed.
踩下时使车辆加速的踏板。
- 8.
A chemical that reduces development time.
缩短显影时间的化学药剂。
- 9.
A device that accelerates charged subatomic particles; a particle accelerator.
加速带电亚原子粒子的装置；粒子加速器。
- 10.
A muscle or nerve that speeds the performance of an action.
加速动作执行的肌肉或神经。
- 11.
An accelerator key.
加速键。
- 12.
A computer component using dedicated hardware to accelerate the processing and display of graphics.
使用专用硬件加速图形处理和显示的计算机组件。
- 13.
A mentoring program for startup companies.
面向初创企业的辅导计划。
加速器；促进剂；加速的人或物。；控制节气门的踏板；引起加速的装置。
In use
She pressed the accelerator and the car surged forward.
To maintain speed on the highway, keep your foot steady on the accelerator.
The driver gently eased off the accelerator as the traffic light turned yellow.
press/step on/hit the accelerator
常用动词包括 press, step on, hit 等。
He pressed the accelerator to overtake the truck.
他踩下油门以超越卡车。
use [noun] as an accelerator
多用于化学或工业领域。
They used the chemical as an accelerator in the reaction.
他们在反应中使用该化学物质作为加速剂。
Common mistakes
I need to accelerator the car.
Connections
Collocations
- step on the accelerator
- 踩油门
- He stepped on the accelerator to pass the truck.他踩下油门，超过了那辆卡车。
- floor the accelerator
- 把油门踩到底
- She floored the accelerator as she merged onto the highway.她并入高速公路时，把油门踩到了底。
- release the accelerator
- 松开油门
- He released the accelerator and let the car slow down.他松开油门，让车慢了下来。
- particle accelerator
- 粒子加速器
- The Large Hadron Collider is the world's most powerful particle accelerator.大型强子对撞机是世界上最强大的粒子加速器。
- linear accelerator
- 直线加速器
- The hospital uses a linear accelerator for cancer treatment.这家医院使用直线加速器治疗癌症。
Learner notes
Memory Tip
踩下油门，车就 accelerate（加速）；后缀 -or 表示“者/物”，所以 accelerator 就是让你加速的踏板。
Context & Register
语域：neutral 常见场景：driving a car、vehicle operation、car owner's manual 通常用于驾驶和车辆操作的场景，比较常见于汽车说明书和日常交流中。
Pronunciation & Spelling
generator、elevator、operator、refrigerator、translator 的词尾 -ator 都读 /eɪtɚ/，与 accelerator 的末尾 /eɪtɚ/ 押韵。注意形近词 accelerate 读作 /ækˈsɛləˌreɪt/，末尾没有 /ɚ/，不押韵；accelerometer /əkˌsɛləˈrɑːmɪtɚ/ 也是形近词，但读音差异更大，勿混淆。
Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.