同床異夢 [－－异梦]

Jyutping tung4 cong4 ji6 mung6
Pinyin tóng chuáng yì mèng

Definitions (CC-CEDICT)
  1. lit. to share the same bed with different dreams (idiom); ostensible partners with different agendas
  2. strange bedfellows
  3. marital dissension
Definitions (Wiktionary)
  1. phrase, figuratively, idiomatic, of people who live or work together
    to have different opinions and plans
  2. phrase, idiomatic, of a married couple
    to not get along; to be in discord
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）