Usage note
效率表示做事情快不快，好不好。
Xiào lǜ biǎoshì zuò shìqíng kuài bù kuài, hǎo bù hǎo.
Efficiency means how fast and well you do things.
Context note
我们常常说学习效率，工作效率，或者做家务的效率。
Wǒmen chángcháng shuō xuéxí xiàolǜ, gōngzuò xiàolǜ, huòzhě zuò jiāwù de xiàolǜ.
We often talk about study efficiency, work efficiency, or housework efficiency.
5 examples
提高学习效率可以让我们更快完成作业。
tí gāo xué xí xiào lǜ kě yǐ ràng wǒ men gèng kuài wán chéng zuò yè。
Improving study efficiency can help us finish homework faster.
这台机器的工作效率很高。
zhè tái jī qì de gōng zuò xiào lǜ hěn gāo。
This machine has high work efficiency.
我们要注意做事的效率。
wǒ men yào zhù yì zuò shì de xiào lǜ。
We should pay attention to the efficiency of doing things.
他做家务的效率很高。
tā zuò jiā wù de xiào lǜ hěn gāo。
His efficiency in doing housework is very high.
效率高的人通常很细心。
xiào lǜ gāo de rén tōng cháng hěn xì xīn。
People with high efficiency are usually very careful.
5 mini stories
小明想提高学习效率。他先整理书桌，然后专心写作业。
xiǎo míng xiǎng tí gāo xué xí xiào lǜ。 tā xiān zhěng lǐ shū zhuō， rán hòu zhuān xīn xiě zuò yè。
Xiao Ming wants to improve study efficiency. He first organizes his desk, then focuses on homework.
妈妈做家务的效率很高。她一边扫地一边听音乐。
mā ma zuò jiā wù de xiào lǜ hěn gāo。 tā yì biān sǎo dì yì biān tīng yīn yuè。
Mom's housework efficiency is very high. She listens to music while sweeping the floor.
老师教我们提高阅读效率。先看标题，再找重点。
lǎo shī jiào wǒ men tí gāo yuè dú xiào lǜ。 xiān kàn biāo tí， zài zhǎo zhòng diǎn。
The teacher teaches us to improve reading efficiency. First look at the title, then find key points.
工厂的机器效率很高。一天能做很多玩具。
gōng chǎng de jī qì xiào lǜ hěn gāo。 yì tiān néng zuò hěn duō wán jù。
The factory's machines have high efficiency. They can make many toys in one day.
小华用计时器提高效率。他每25分钟休息一次。
xiǎo huá yòng jì shí qì tí gāo xiào lǜ。 tā měi 2 5 fēn zhōng xiū xi yí cì。
Xiao Hua uses a timer to improve efficiency. He takes a break every 25 minutes.
Mini dialogue
学习
A
学习要有效率。
Xuéxí yào yǒu xiào lǜ.
Study should be efficient.
B
对，专心很重要。
Duì, zhuānxīn hěn zhòngyào.
Right, concentration is important.
工作
A
他工作效率高。
Tā gōngzuò xiào lǜ gāo.
His work efficiency is high.
B
是的，做得很快。
Shì de, zuò de hěn kuài.
Yes, he does it quickly.
Related words and contrasts
related
快
kuài
fast; quick
High efficiency means doing things quickly and well.
opposite
慢
màn
slow
Low efficiency means slow.
related
效果
xiào guǒ
effect; result
Efficiency is about getting good results with less waste.