Word · Frequency #225
powering
为……提供动力；驱动
powering is the present participle of power.
核心释义
To provide power to something, such as a machine or device.
- 1.
为(机械或电子设备)提供动力。
To provide power for (a mechanical or electronic device).
- 2.
用力击打或踢。
To hit or kick something forcefully.
- 3.
促使；推动。
To enable or provide the impetus for.
- 4.
猛力或快速移动。
To move or advance with great force or speed.
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。
用法In use
These solar panels power the entire building during the day.
用法提示：power 在这里是动词，表示“为……提供动力/供电”，主语复数用原形。
The new turbine is powered by wind from the sea.
用法提示：powered 是 power 的过去分词，用于被动语态“由……驱动”。
Turning the handle powers the small generator.
用法提示：powers 是 power 的第三人称单数形式，主语“Turning the handle”被视为单数。
power sth
及物用法，宾语通常是机器、设备或交通工具，表示为其提供动力。
This battery powers the whole device.
这块电池为整台设备提供动力。
be powered by sth
常用被动结构，by 后面接动力来源，如电池、太阳能或引擎。
The laptop is powered by a rechargeable battery.
相关词与表达Connections
搭配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
学习提示Learner notes
记忆技巧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。
语境与语域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。
语法说明Grammar Note
该动词为及物动词，后需接宾语。
发音与拼写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).
高价值词汇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。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.