https://youtu.be/rF0PXsgVhBs
http://i.imgur.com/VEzcjFZ.jpg 大概是这比例
几个角度
http://i.imgur.com/Y2OwG9O.jpg
http://i.imgur.com/vKlG89V.jpg
http://i.imgur.com/i8kP1bM.jpg
http://i.imgur.com/baFJ4NF.jpg
http://i.imgur.com/L68NIwF.jpg
绅士角度
http://i.imgur.com/4qDZQjZ.jpg
http://i.imgur.com/sKfoXSx.jpg
http://i.imgur.com/Vj7qqgm.jpg
http://i.imgur.com/bclgRyr.jpg
其他缩小版
http://i.imgur.com/k8GJaBJ.jpg
http://i.imgur.com/J5conEK.jpg
http://i.imgur.com/MGSyExA.jpg