HSK 7–9 · adjective
亲生
one's own (child or parents); biological
她把这孩子当成亲生的。
Tā bǎ zhè háizi dàngchéng qīnshēng de。
She treats this child as her own.
她的继父对她很好，像亲生父亲一样。
Tā de jìfù duì tā hěn hǎo， xiàng qīnshēng fùqīn yíyàng。
Her stepfather treats her well, like her own father.