string(328) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%AD%A9%E5%AD%90%E5%81%9A%E4%BD%9C%E4%B8%9A%E4%B8%8D%E8%AE%A4%E7%9C%9F%E7%A3%A8%E7%A3%A8%E8%B9%AD%E8%B9%AD%E4%B8%8D%E7%88%B1%E5%81%9A%E6%80%8E%E4%B9%88%E5%8A%9E => Failed to connect to 14.18.117.71 port 38041: Connection refused"
孩子做作业不认真磨磨蹭蹭不爱做怎么办
