string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%AD%9F%E5%8A%A0%E6%8B%89%E5%9B%BD%E7%9A%84%E5%B7%A5%E8%B5%84%E5%BE%85%E9%81%87 => Failed to connect to 101.89.159.206 port 38187: Connection refused"
孟加拉国的工资待遇
