fēn​qī

by stages

分期 fēn​qī
by stages adverb
occurring in multiple sequential phases or steps

This construction project will be completed in phases.

in installments adverb
a method of paying for a purchase through regular partial payments over a period of time

You can choose to pay for this camera in installments.

Frequency

Movie subtitles
0.270 per million appears in 0% of films
Written text
7.15 per million

Sources

Definitions
CC-CEDICT