您即将离开北大未名BBS，访问
https://chinese.aljazeera.net/opinions/2021/5/27/%e6%8b%9c%e7%99%bb%e5%b7%b4%e5%8b%92%e6%96%af%e5%9d%a6%e5%92%8c%e5%9f%ba%e7%9d%a3%e6%95%99%e7%8a%b9%e5%a4%aa%e5%a4%8d%e5%9b%bd%e4%b8%bb%e4%b9%89%e7%9a%84%e6%94%af%e6%8c%81
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。