2020 ngien-thoi

Chhiung Wikipedia loi

2020 ngien-thoi he chhiung 2020-ngien 1-ngie?t 1-ngit khoi-s??, ch? 2029-ngien 12-ngie?t 31-ngit kiet-suk ke yit ke ngien-thoi .

Loi chh? " https://hak.wikipedia.org/w/index.php?title=2020_ngien-thoi&oldid=117160 "