您即将离开北大未名BBS，访问
https://ex-rates.net/domain/list.php?part=2023/12/17/16////7689/67466310/////////////////////2023/12/17/16////7689/67466310/////2023/12/17/16////7689/67466310/////////////////////2023/12/17/16////7689/67466310?0b841c93d00eef0d9dddf48df693bc45
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。