Usage note
加快用于描述使某事变快或加速的过程。
jiākuài yòng yú miáo hu dé shì bù wèi sī kěn jiào kuài huò shì guò chéng lǐ.
加快 is used to describe making something faster or speeding up a process.
Context note
加快常见于描述提高效率、加速完成任务或改善速度的情境。
jiākuài cháng jiàn yú míng huì tígōng lǜlǐ, sùshuō wánchéng rènwù huò shàngbǎi sùdù.
加快 is commonly found in contexts where improving efficiency, completing tasks faster, or enhancing speed are mentioned.
5 examples
我们加快速度，尽快完成作业。
wǒ men jiā kuài sù dù， jǐn kuài wán chéng zuò yè。
We speed up and finish our homework quickly.
他加快了跑步的速度。
tā jiā kuài le pǎo bù de sù dù。
He sped up his running pace.
公司决定加快项目进度。
gōng sī jué dìng jiā kuài xiàng mù jìn dù。
The company decided to speed up the project schedule.
为了赶上火车，我们加快了步伐。
wèi le gǎn shàng huǒ chē， wǒ men jiā kuài le bù fá。
To catch the train, we quickened our pace.
老师要求学生加快阅读速度。
lǎo shī yāo qiú xué shēng jiā kuài yuè dú sù dù。
The teacher asked the students to speed up their reading.
5 mini stories
小明今天上学迟到了，他加快了脚步赶去学校。
xiǎo míng jīn tiān shàng xué chí dào le， tā jiā kuài le jiǎo bù gǎn qù xué xiào。
Xiaoming was late for school today, so he quickened his steps to get there.
妈妈让小华加快速度整理房间。
mā ma ràng xiǎo huá jiā kuài sù dù zhěng lǐ fáng jiān。
Mom asked Xiaohua to speed up and tidy the room.
为了赢得比赛，运动员们加快了训练强度。
wèi le yíng dé bǐ sài， yùn dòng yuán men jiā kuài le xùn liàn qiáng dù。
To win the competition, the athletes increased their training intensity.
公司领导决定加快新产品的研发进度。
gōng sī lǐng dǎo jué dìng jiā kuài xīn chǎn pǐn de yán fā jìn dù。
The company leaders decided to speed up the development of new products.
为了提高效率，我们加快了工作节奏。
wèi le tí gāo xiào lǜ， wǒ men jiā kuài le gōng zuò jié zòu。
To improve efficiency, we sped up our work pace.
Mini dialogue
加快速度
A
我们要加快速度了，快迟到了。
Wǒmen yào jiākuài sùdù le, kuài chídào le.
We need to speed up, we're almost late.
B
好的，我加快脚步。
Hǎo de, wǒ jiākuài jiǎobù.
Okay, I'll speed up my pace.
加快学习
A
你怎么学习中文这么快？
Nǐ zěnme xuéxí Zhōngwén zhème kuài?
How do you learn Chinese so fast?
B
我每天练习，想加快进步。
Wǒ měitiān liànxí, xiǎng jiākuài jìnbù.
I practice every day, wanting to speed up my progress.
Related words and contrasts
opposite
减慢
jiǎnmàn
to slow down
加快 means to speed up; 减慢 means to slow down.
similar
加速
jiāsù
to accelerate
加速 is a more formal synonym for speed up.