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原因

yuányīn

reason

Usage note

原因表示事情发生的理由。

yuán yīn biǎo shì shì qíng fā shēng de lǐ yóu。

原因 means the reason something happened.

Context note

原因常用于解释、调查和回答。

yuán yīn cháng yòng yú jiě shì 、 diào chá hé huí dá。

Reason is often used with explanations, investigation, and answers.

5 examples

原因是什么?
yuán yīn shì shén me?
What is the reason?
他告诉了我们原因
tā gào sù le wǒ men yuán yīn。
He told us the reason.
我不知道原因
wǒ bù zhī dào yuán yīn。
I do not know the reason.
这就是失败的原因
zhè jiù shì shī bài de yuán yīn。
This is the reason for the failure.
原因很简单。
yuán yīn hěn jiǎn dān。
The reason is very simple.

5 mini stories

老师问我们迟到的原因
lǎo shī wèn wǒ men chí dào de yuán yīn。
The teacher asked for the reason we were late.
我找到了问题的原因
wǒ zhǎo dào le wèn tí de yuán yīn。
I found the reason for the problem.
原因不是天气,而是堵车。
yuán yīn bú shì tiān qì, ér shì dǔ chē。
The reason was not the weather, but traffic.
他解释了生病的原因
tā jiě shì le shēng bìng de yuán yīn。
He explained the reason for being sick.
知道原因后,就容易解决了。
zhī dào yuán yīn hòu, jiù róng yì jiě jué le。
After knowing the reason, it is easier to solve.

Mini dialogue

迟到了

A
你迟到的原因是什么?
Nǐ chídào de yuányīn shì shénme?
What is the reason you are late?
B
原因是我的闹钟没响。
Yuányīn shì wǒ de nàozhōng méi xiǎng.
The reason is my alarm clock didn't ring.

开心的一天

A
你今天开心的原因是什么?
Nǐ jīntiān kāixīn de yuányīn shì shénme?
What is the reason you are happy today?
B
原因是妈妈做了蛋糕。
Yuányīn shì māma zuò le dàngāo.
The reason is Mum made a cake.

Related words and contrasts

contrast
结果
jié guǒ
result; outcome

原因 is the reason something happens, while 结果 is what happens because of it.

related
为什么
wèi shén me
why

为什么 is the question word 'why', used to ask for a 原因 (reason).

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