2021年十大流(liu)行(xing)歌(ge)曲榜(bang)(bang)中(zhong)榜(bang)(bang),CNPP小編主要依(yi)據Billboard美(mei)國、日本年榜(bang)(bang)/Oricon年榜(bang)(bang)/melon年榜(bang)(bang)/tmea評(ping)選,并(bing)綜(zong)合參考互聯網相關排行(xing)榜(bang)(bang)/榜(bang)(bang)單進行(xing)推薦,如有疑問,歡迎在(zai)末尾評(ping)論(lun)/批評(ping)指正(zheng)。