Eng

One of them...

他們其中一個人

One of them

(Their, Them, They, Among, From among, Within, Any, One of, A, An, One, Person, Each individual's, Individual, Oneself, Own, Personal, Personally)

其中之一

One of, One of them

(Among, From among, Within)

其中一人

One of them

(Among, From among, Within, Alone, One person, Person, Sole)