【冷知识】为什么自己挠自己不痒？别人挠就很痒？_哔哩哔哩 (゜-゜)つロ 干杯~-bilibili

Name: %E3%80%90%E5%86%B7%E7%9F%A5%E8%AF%86%E3%80%91%E4%B8%BA%E4%BB%80%E4%B9%88%E8%87%AA%E5%B7%B1%E6%8C%A0%E8%87%AA%E5%B7%B1%E4%B8%8D%E7%97%92%EF%BC%9F%E5%88%AB%E4%BA%BA%E6%8C%A0%E5%B0%B1%E5%BE%88%E7%97%92%EF%BC%9F
Uploaded: 2021-01-17T22:39:29.708Z
Description: %E4%B8%BA%E4%BB%80%E4%B9%88%E8%87%AA%E5%B7%B1%E6%8C%A0%E8%87%AA%E5%B7%B1%E4%B8%8D%E7%97%92%EF%BC%9F%E5%88%AB%E4%BA%BA%E6%8C%A0%E5%B0%B1%E5%BE%88%E7%97%92%EF%BC%9F

这知识好冷

活动作品【冷知识】为什么自己挠自己不痒？别人挠就很痒？