Loading video...

Video Failed to Load

Go Home

中国福建省,高中物理教师用两把牙刷轻松提起近13公斤水桶,让同学们直观感受摩擦力,激发学习兴趣。

92,498 views • 10 months ago •via X (Twitter)

0 Comments

No comments available

Comments from the original post will appear here

Related Videos