2021年(nian)十(shi)大流行(xing)歌曲榜(bang)(bang)中榜(bang)(bang)，CNPP小編主要(yao)依據Billboard美國、日本年(nian)榜(bang)(bang)/Oricon年(nian)榜(bang)(bang)/melon年(nian)榜(bang)(bang)/tmea評(ping)選，并(bing)綜(zong)合參(can)考互聯網相關排行(xing)榜(bang)(bang)/榜(bang)(bang)單進行(xing)推(tui)薦，如有疑問，歡迎(ying)在(zai)末尾評(ping)論/批評(ping)指(zhi)正。