string(267) "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%E6%99%AE%E9%80%9A%E5%B7%A5%E4%BA%BA%E7%9A%84%E6%9C%88%E5%B7%A5%E8%B5%84 => Failed to connect to 101.89.159.206 port 38087: Connection refused"
孟加拉普通工人的月工资
