bù​jì​qí​shù

innumerable

不计其数 (不計其數) bù​jì​qí​shù
innumerable idiom
too many to be counted; existing in extremely large numbers

星星不计其数

tiān shàng de xīng​xing bù​jì​qí​shù.

The stars in the sky are countless.

Frequency

Movie subtitles
1.22 per million appears in 1% of films
Written text
1.45 per million

Sources

Definitions
CC-CEDICT