Parenthood, in that sense, has not only a biological but also a cultural meaning and obligates parents to promise to fulfil all the joys and responsibilities of nurturing and educating their offspring.
在这个意义上的父母身份不仅具有生物学而且还有文化方面的意义，使父母有义务保证履行培养和教育儿女的所有欢乐与义务。