Word · Frequency #225
power
为……提供动力；驱动
To provide power to something, such as a machine or device.
- 1.
To provide power for (a mechanical or electronic device).
为(机械或电子设备)提供动力。
- 2.
To hit or kick something forcefully.
用力击打或踢。
- 3.
To enable or provide the impetus for.
促使；推动。
- 4.
To move or advance with great force or speed.
猛力或快速移动。
推动；促使；猛力行进；飞速移动；猛击；猛踢；为(机械或电子设备)提供动力。；用力击打或踢。
In use
These solar panels power the entire building during the day.
The new turbine is powered by wind from the sea.
Turning the handle powers the small generator.
Verb forms
base power · third person powers · -ing powering · past powered · past participle powered
Connections
Collocations
- power up
- 启动；开机
- She powered up her computer and checked her email.她启动了电脑并查看了电子邮件。
- power down
- 关闭；关机
- Remember to power down the equipment before leaving.离开前记得关闭设备。
- power through
- 坚持完成；奋力挺过
- He powered through the final chapter of the book.他奋力坚持读完了书的最后一章。
- powered by
- 由……驱动；以……为动力
- This electric vehicle is powered by solar energy.这辆电动车由太阳能驱动。
- power ahead
- 奋力前进；加速前行
- The team powered ahead to take the lead.球队奋力前进，取得了领先。
Idioms & figurative uses
Learner notes
Memory Tip
power 作动词＝提供动力：像给机器插上电源，power 一开，它就运转起来。
Context & Register
语域：mixed 常见场景：产品与技术说明、体育报道、日常叙述 power 作动词时，不同义项的语体略有差异：表示“提供动力”通常较中性，多用于技术或产品说明；表示“猛力击打/移动”则比较口语化，常见于体育报道或叙事语境。
Grammar Note
该动词为及物动词，后需接宾语。
Pronunciation & Spelling
These six words all rhyme with power: tower, flower, cower, sour, hour, and flour. Note that -ower is not always /aʊɚ/: lower, mower, rower, and sower have /oʊɚ/. Also, shower can be /ˈʃaʊɚ/ (rain shower) or /ˈʃoʊɚ/ (someone who shows).
High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Usage priority
Collins 词频等级为 5，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 DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.