string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%80%E5%BB%BA%E8%AF%81%E6%8C%82%E5%87%BA%E5%8E%BB%E8%BF%9D%E6%B3%95%E5%90%97 => Failed to connect to 101.89.117.144 port 38017: Connection refused"
一建证挂出去违法吗
