生い立ち

(1)a person's social heritage: previous experience or training; "he is a lawyer with a sports background"

(2)人の生まれつきの社会的境遇：以前の経験や訓練

(3)the gradual beginning or coming forth; "figurines presage the emergence of sculpture in Greece"

(4)だんだん始まることや現れること

(1)