私下里

私下裡
sīxiàlǐ

in secret; in private; surreptitiously; behind someone's back; privately; on the sly

Wiktionary

Entry Composition

1 私下 sīxià in private
=2 里 lǐ variant of 里 lǐ
=2 里 lǐ
  1. lining
  2. interior
  3. inside
  4. internal
  5. also written 里 lǐ
=2 里 Lǐ Li (surname)
=2 里 lǐ
  1. li, ancient measure of length, approx. 500 m
  2. neighborhood
  3. ancient administrative unit of 25 families
  4. (Tw) borough, administrative unit between the township 镇 zhèn and neighborhood 邻 lín levels