Spaceman420 2020-07-18T14:56:05+00:00 [img]https://img.nga.178.com/attachments/mon_202007/19/-7Q5-l56lZdT3cSxm-9i.jpg.medium.jpg[/img]我有个朋友对后面那段话比较感兴趣，有大佬科普下吗