巣立つ（すだつ）
日文單字
意思：離巢
English: to leave the nest; to go out into the world; to become independent (of one's parents); to graduate (and become a member of society)
日文單字
意思：離巢
English: to leave the nest; to go out into the world; to become independent (of one's parents); to graduate (and become a member of society)