打开App
360P
【发明简史10】时间专题，伽利略的遗愿，子疯教你做伽利略摆钟
本期视频将介绍机械钟的发展之路。
发明简史系列10/10
App06:31
App07:22
App09:02
App07:40
App07:55
App07:34
App07:26
App07:08
App08:16
App05:23打开App观看
本期视频将介绍机械钟的发展之路。
App06:31App07:22App09:02App07:40App07:55App07:34App07:26App07:08App08:16App05:23
