给孩子讲相对论

Zhei shi wu li xue jia li miao xie ji hai zi de guan yu xiang dui lun de pu ji du wu.Ai yin si tan de xiang dui lun shi ke xue shi shang de gui bao,Ta tui dong le 20 shi ji de ke ji ge ming,Ji wo men de shi jie dai lai le fan tian fu di de bian hua.Ta gai bian le wo men dui shi jian,Kong jian,Wu zhi,Yun dong deng de ren zhi,Ta yi xi lie meng huan ban de yu yan yi yi ying yan,Bao kuo jin nian lai bei tan ce dao de yin li bo.Zai ben shu zhong,Miao shu cong zhei yi ju shi zhu mu de shi jian jiang qi,Jiang yin li,Shi kong,Guang su deng bu yi li jie de gai nian,Yong gu shi de fang shi jiang ji hai zi.Shu zhong ye you da liang jing cai cha tu,Pei he ge zhong you qu de si xiang shi yan,Dai hai zi le jie zhei yi dui xian dai wu li ying xiang ju da de ling yu