1.如播卡顿或失败可切换片源。
2.建议选择腾讯视频,爱奇艺,优酷等片源播放，速度更快画质更好，如播放失败可点击切换线路。
3.请不要相信视频中的广告,视频中广告非本站所加。
人气914纪录片
0.02018英国更新HD
BBC地平线：如何制造时间机器httpswww.bbc.co.ukiplayerepisodeb0bb33ht
年份：2018
主演：
描述：https://www.bbc.co.uk/iplayer/episode/b0bb33ht/horizon-2018-3-how-to-build-a-time-machine Time travel is not forbidden by the laws of nature, but to build a time machine, we would need to understand more about those laws and how to subvert them than we do now. And every day, science does learn more. In this film Horizon meets the scientists working on the cutting edge of discov...
展开
