隨鄉兒入鄉兒 [随乡儿－乡儿]

Jyutping ceoi4 hoeng1 ji4 jap6 hoeng1 ji4
Pinyin suí xiāng ér rù xiāng ér

Definitions (Wiktionary)
  1. phrase, Beijing, idiomatic
    when in Rome, do as the Romans do
    (syn.) 入乡随俗, 入鄉隨俗, 入境隨俗, 入境随俗