其中
Pinyin: qí zhōng
among (which)
Example sentence
十个人，其中三个是学生。
Shí gè rén, qízhōng sān gè shì xuéshēng.
Ten people, three of whom are students.
What 其中 means
其中 (qí zhōng) is an Chinese word meaning “among (which)”. It belongs to the Grammar Words topic and appears at HSK 4, so it is one of the words worth learning early when you study Chinese.