【 以下文字转载自 NewExpress 讨论区 】
据说是为了防止普通踩水引起的上下起伏



https://m.baidu.com/video/page?pd=video_page&nid=1047514559320654563&sign=11716185229541334263&word=%E6%89%93%E8%9B%8B%E5%BC%8F%E8%B8%A9%E6%B0%B4&oword=%E6%89%93%E8%9B%8B%E5%BC%8F%E8%B8%A9%E6%B0%B4&atn=index&frsrcid=4185&ext=%7B%22jsy%22%3A1%7D&top=%7B%22sfhs%22%3A1%2C%22_hold%22%3A2%7D&sl=4&fr0=A&fr1=A&lid=6724811366107693279&referlid=6724811366107693279&ms=1&frorder=1&_t=1627174391630

--来自微水木3.5.11
--
FROM 112.224.5.*