2021年(nian)十大流(liu)行歌(ge)曲榜(bang)(bang)中榜(bang)(bang),CNPP小(xiao)編主要依據Billboard美國(guo)、日(ri)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(he)參考互聯(lian)網(wang)相關排(pai)行榜(bang)(bang)/榜(bang)(bang)單進行推(tui)薦,如有疑(yi)問,歡迎在末尾評(ping)論(lun)/批評(ping)指正。