廣州話俗語詞典: 1641CantonPhrase
Original phonetic: sang1 zei2 m4 ji1 zei2 sem1 gon1
仔：子女；唔：不。父母生了儿女却不了解儿女的心思。指人与人之间尽管亲如父子也不一定能相互了解。
生仔唔知仔心肝
saang1 zai2 m4 zi1 zai2 sam1 gon1included in 3 dictionaries
saang1 zai2 m4 zi1 zai2 sam1 gon1
· included in 3 dictionaries廣州話俗語詞典: 1641CantonPhrase
Original phonetic: sang1 zei2 m4 ji1 zei2 sem1 gon1
仔：子女；唔：不。父母生了儿女却不了解儿女的心思。指人与人之间尽管亲如父子也不一定能相互了解。
粵典 (words.hk)Hong KongPhrase
形容父母唔知道仔女嘅喜好、諗法 (parents do not understand their children; literally: to not know your children's heart and liver)
語句Examples
你生仔都唔知仔心肝嘅，放假阿仔梗係想自己去玩啦，點會想同我哋去旅行呀。
nei5 saang1 zai2 dou1 m4 zi1 zai2 sam1 gon1 ge2, fong3 gaa3 aa3 zai2 gang2 hai6 soeng2 zi6 gei2 heoi3 waan2 laa1, dim2 wui5 soeng2 tung4 ngo5 dei6 heoi3 leoi5 hang4 aa3.
You don't even understand your own child. Our dear son would definitely want to have fun by himself (=without us) during the vacation. How would he want to go on holiday with us.
現代粵語詞典: 17215CantonPhrase
Original phonetic: saang1 zai3 m2 zi1 zai3 sam1 gon1
父母生下儿女却不了解儿女心思
Examples
～啦，何况我同佢先识几日。
父母都不一定了解孩子，何况我才认识他几天