Usage note
必然表示一定会发生。
bì rán biǎo shì yí dìng huì fā shēng。
必然 means certain to happen.
Context note
必然常用于结果、趋势和判断。
bì rán cháng yòng yú jié guǒ 、 qū shì hé pàn duàn。
It is often used for results, trends, and judgment.
5 examples
努力就必然有收获吗？
nǔ lì jiù bì rán yǒu shōu huò ma？
Does hard work necessarily lead to rewards?
变化是必然的。
biàn huà shì bì rán de。
Change is inevitable.
这件事和那件事必然有关。
zhè jiàn shì hé nà jiàn shì bì rán yǒu guān。
This matter and that matter are inevitably related.
结果并不必然一样。
jié guǒ bìng bú bì rán yí yàng。
The results are not necessarily the same.
成功不必然轻松。
chéng gōng bú bì rán qīng sōng。
Success is not necessarily easy.
5 mini stories
老师说成长必然会有困难。
lǎo shī shuō chéng zhǎng bì rán huì yǒu kùn nán。
The teacher said growth will inevitably have difficulties.
时间会让一切变化成为必然。
shí jiān huì ràng yí qiē biàn huà chéng wéi bì rán。
Time will make all changes inevitable.
他相信努力和结果之间有必然关系。
tā xiāng xìn nǔ lì hé jié guǒ zhī jiān yǒu bì rán guān xì。
He believes there is an inevitable relationship between effort and results.
天气变冷，穿厚衣服是必然选择。
tiān qì biàn lěng， chuān hòu yī fu shì bì rán xuǎn zé。
When the weather gets cold, wearing thick clothes is an inevitable choice.
有些变化是必然发生的。
yǒu xiē biàn huà shì bì rán fā shēng de。
Some changes are bound to happen.
Mini dialogue
下雨天
A
今天云很厚，是不是会下雨？
Jīntiān yún hěn hòu, shì bù shì huì xià yǔ?
The clouds are thick today, is it going to rain?
B
是的，下雨是必然的。
Shì de, xià yǔ shì bìrán de.
Yes, rain is inevitable.
努力学习
A
我每天练习写字，会有进步吗？
Wǒ měitiān liànxí xiězì, huì yǒu jìnbù ma?
I practice writing every day, will I improve?
B
只要努力，进步是必然的。
Zhǐyào nǔlì, jìnbù shì bìrán de.
As long as you work hard, progress is inevitable.
Related words and contrasts
similar
一定
yīdìng
certainly, definitely
Used for strong certainty, like '必然' but more common in daily speech.
opposite
偶然
ǒurán
accidental, by chance
Means something happens by chance, the opposite of inevitable.