Hi guys, Welcome to the Advanced Video Search Engine, and you are watching 생후19개월,20개월,21개월 영유아 아이들의 언어능력/언어교육/엄마,아빠의 역할. That video is uploaded by 일빵아빠TV at 2022-08-24T18:30:07-07:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [e1i8k-r0feE]