https://tw.news.yahoo.com/%E5%B7%9D%E6%99%AE%E6%81%90%E5%B0%8D%E4%B8%AD%E5%9C%8B%E5%8A%A0%E5%BE%B5%E9%97%9C%E7%A8%85-%E9%99%
主要訓練自己倒轉角度看同一件事，感覺截而不同
25,755KM-6KM=25,749KM
https://hearty.me/trigoamor180/1189033
https://cc-times.com/videos/1508