Hellow guys, Welcome to my website, and you are watching '아' 발음이 납작할 때 [5분 발성연습] #발성연습 #shorts @MJBvocal. and this vIdeo is uploaded by 모종발[모든 종류의 발성과 목소리] at 2022-11-02T21:15:00-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.