Meaning of qí zhōng:
qí zhōng
其中
Preposition
among
Zài zhèxiē shū zhōng, wǒ zuì xǐhuān de qízhōng yī běn shì “Hónglóumèng”.
在这些书中,我最喜欢的其中一本是《红楼梦》。
Among these books, the one I like the most is 'Dream of the Red Chamber.'
Pronoun
in; included among these
Zhè sì běn shū, qízhōng yī běn shì wǒ xiě de.
这四本书,其中一本是我写的。
These four books, one of them is written by me.
Wǒ yǒu hěn duō péngyǒu, qízhōng yīgè shì yīshēng.
我有很多朋友,其中一个是医生。
I have many friends, and included among them is a doctor.