Home
News
Picture
video
MV
Question

galilean

galilean

Galileo once used steel ball to do a test on pizza inclined tower, inclined tower is famed because o

Galileo once used steel ball to do a test on pizza inclined tower, inclined tower is famed because o

2019-05-09阅读(50)

© 2004-2028 dayuge(www.dayuge.com) Every day news, every day wonderful
Disclaimer: the information and information from the station are collected from the Internet and the copyright is owned by the original author. If you infringe your copyright, please mail (yuekai1230#gmail.com) that we immediately correct or delete.