Hellow guys, Welcome to my website, and you are watching 새로운 입자 '펜타쿼크' 반세기 만에 발견 / YTN. and this vIdeo is uploaded by YTN at 2015-07-14T20:26:03-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.
