[River's 543+] 洞窟探险
https://twitter.com/543_River/status/1697451530667127232
https://pbs.twimg.com/media/F46PJbnaUAADUbL.jpg
https://pbs.twimg.com/media/F46PJbkbYAAONtr.jpg
https://pbs.twimg.com/media/F46PJbmboAAaT-F.jpg
50岁以上好像有补助大肠镜
[星期一的蔡桃桂] 难度
https://twitter.com/543_River/status/1652878401424986112?
https://pbs.twimg.com/media/FvA0I-SaUAY_x_U.jpg
https://pbs.twimg.com/media/FvA0I-TaEAEyWY-.jpg
https://pbs.twimg.com/media/FvA0I-UakAEUvhx.jpg
https://pbs.twimg.com/media/FvA0I-PacAEoSB0.jpg