不分彼此 [－－－－]

Jyutping bat1 fan1 bei2 ci2
Pinyin bù fēn bǐ cǐ

Definitions (CC-CEDICT)
  1. to make no distinction between what's one's own and what's another's (idiom)
  2. to share everything
  3. to be on very intimate terms
Definitions (Wiktionary)
  1. phrase, idiomatic
    to share everything; to be on very intimate terms
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）