zhī​yī HSK4

one of

之一 zhī​yī
one of pronoun
one among a group or multitude of things or people

Beijing is one of the largest cities in China.

fractional one numeral
the numerator 'one' used in expressing fractions or percentages

Frequency

Movie subtitles
86.5 per million appears in 30% of films
Written text
166.1 per million

Details

HSK 3.0
Level 4

Sources

Definitions
CC-CEDICT