string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%B2%B3%E5%8C%97%E4%BA%8C%E9%80%A0%E5%95%A5%E6%97%B6%E5%BC%80%E8%80%83%E5%95%8A => Failed to connect to 101.89.117.144 port 38022: Connection refused"
河北二造啥时开考啊
