您即将离开北大未名BBS，访问
https://www.xiaohongshu.com/discovery/item/6601984e0000000012022d63?app_platform=android&ignoreEngage=true&app_version=8.28.0&share_from_user_hidden=true&type=video&author_share=1&xhsshare=WeixinSession&shareRedId=ODg5QjNHPT82NzUyOTgwNjc4OTg4ODc-&apptime=1711467711
该网址与北大未名BBS无关，提醒您访问时注意判断信息真伪。