Usage note
其中表示在里面的某一部分。
qí zhōng biǎo shì zài lǐ miàn de mǒu yí bù fen。
Among them means one part inside a group.
Context note
其中常用于说明整体中的一个部分。
qí zhōng cháng yòng yú shuō míng zhěng tǐ zhōng de yí gè bù fen。
Among them is often used to point out one part of a whole.
5 examples
有五个人，其中三个是学生。
yǒu wǔ gè rén， qí zhōng sān gè shì xué shēng。
There are five people, and three of them are students.
很多水果，其中我最喜欢苹果。
hěn duō shuǐ guǒ， qí zhōng wǒ zuì xǐ huan píng guǒ。
There are many fruits, and I like apples best.
这三本书，其中一本很难。
zhè sān běn shū， qí zhōng yì běn hěn nán。
Among these three books, one is hard.
很多人来参加，其中有老师。
hěn duō rén lái cān jiā， qí zhōng yǒu lǎo shī。
Many people came, and among them were teachers.
这些问题，其中一个最重要。
zhè xiē wèn tí， qí zhōng yí gè zuì zhòng yào。
Among these questions, one is the most important.
5 mini stories
班里来了很多人，其中有几位新同学。
bān lǐ lái le hěn duō rén， qí zhōng yǒu jǐ wèi xīn tóng xué。
Many people came to the class, and among them were several new students.
桌上有很多苹果，其中一个特别红。
zhuō shàng yǒu hěn duō píng guǒ， qí zhōng yí gè tè bié hóng。
There are many apples on the table, and one of them is especially red.
我买了三支笔，其中一支是蓝色的。
wǒ mǎi le sān zhī bǐ， qí zhōng yì zhī shì lán sè de。
I bought three pens, and one of them is blue.
我们看了几部电影，其中一部很好笑。
wǒ men kàn le jǐ bù diàn yǐng， qí zhōng yí bù hěn hǎo xiào。
We watched several movies, and one of them was very funny.
这个班有十个人，其中六个喜欢运动。
zhè ge bān yǒu shí gè rén， qí zhōng liù gè xǐ huan yùn dòng。
There are ten people in this class, and six of them like sports.
Mini dialogue
其中一本
A
这些书你都读过吗？
Zhèxiē shū nǐ dōu dú guo ma?
Have you read all these books?
B
读过，其中一本关于动物的我最喜欢。
Dú guo, qízhōng yī běn guānyú dòngwù de wǒ zuì xǐhuān.
Yes, among them, the one about animals is my favorite.
其中一天
A
假期你做了什么？
Jiàqī nǐ zuò le shénme?
What did you do during the holiday?
B
我去了公园，其中一天还去了博物馆。
Wǒ qù le gōngyuán, qízhōng yī tiān hái qù le bówùguǎn.
I went to the park, and among those days, I also visited the museum one day.
Related words and contrasts
similar
里面
lǐmiàn
inside
Means 'among' for physical spaces
similar
之间
zhījiān
between
Used for two or more things
contrast
全部
quánbù
all
The whole group, not just a part