string(234) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%99%88%E8%8A%8B%E6%B1%90%E3%80%81%E5%BC%A0%E5%AE%B6%E9%BD%90%21 => Failed to connect to 125.88.227.171 port 38114: Connection refused"
陈芋汐、张家齐!
