S4·E17 – Scholars However
2009-09-07 • 17 min
The scientist Yama'an Kankari participates in an international scientific conference, and a scientific breakthrough is revealed, which is that the days of the year have been shortened!!
2009-09-07 • 17 min
The scientist Yama'an Kankari participates in an international scientific conference, and a scientific breakthrough is revealed, which is that the days of the year have been shortened!!
