蠅營狗苟 [蝇营－－]

Jyutping jing4 jing4 gau2 gau2
Pinyin yíng yíng gǒu gǒu

Definitions (Wiktionary)
  1. phrase, figuratively, idiomatic
    to shamelessly seek personal gain; profit by ingratiating oneself with the rich
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）