How common it is
由 appears often in everyday Chinese, so it is worth practicing early and reviewing often.
Guest access
Guests can browse all words. Sign in or create an account to save progress and unlock more practice.
Pronunciation focus
Say yóu slowly first, then repeat it in a short phrase. Listen for the tone shape.
Usage note
由表示由某人或某事负责，也可表示通过。
yóu biǎo shì yóu mǒu rén huò mǒu shì fù zé， yě kě biǎo shì tōng guò。
由 means by someone or something, or through.
Context note
由常用于正式表达、来源和负责。
yóu cháng yòng yú zhèng shì biǎo dá 、 lái yuán hé fù zé。
由 is often used in formal writing, sources, and responsibility.
5 examples
这件事由老师负责。
zhè jiàn shì yóu lǎo shī fù zé。
This matter is handled by the teacher.
由我来决定。
yóu wǒ lái jué dìng。
Let me decide.
这个故事由他讲。
zhè ge gù shì yóu tā jiǎng。
This story is told by him.
由此可见。
yóu cǐ kě jiàn。
It can be seen from this.
活动由学校安排。
huó dòng yóu xué xiào ān pái。
The activity is arranged by the school.
5 mini stories
这次活动由学生会组织。
zhè cì huó dòng yóu xué shēng huì zǔ zhī。
This event is organized by the student union.
由他带队，大家都放心。
yóu tā dài duì， dà jiā dōu fàng xīn。
With him leading the team, everyone feels at ease.
问题由老师来解释。
wèn tí yóu lǎo shī lái jiě shì。
The teacher explains the problem.
这张票由我来买。
zhè zhāng piào yóu wǒ lái mǎi。
I will buy this ticket.
由此可以看出，练习很重要。
yóu cǐ kě yǐ kàn chū， liàn xí hěn zhòng yào。
From this, we can see that practice is important.