您即将离开北大未名BBS，访问
https://ex-rates.net/domain/list.php?part=2024/02/01/305/1367538407674663102024/02/01/305/136753840767466310/////798858819669091842024/02/01/305/1367538407674663102024/02/01/305/136753840767466310/////79885881966909184
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。