骨肉

flesh and blood;kindred;kith and kin
亲生～ one’ own flesh and blood/～兄弟blood brothers;one's own brothers/～相连as closely linked as flesh and blood/～之亲blood relations / ～情谊 kindred feelings;feelings of kinship/～团聚family reunion/～同胞fellow countrymen; compatriots; the same flesh and blood