string(241) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=d%E7%9B%98%E5%8F%98%E6%88%90%E7%B3%BB%E7%BB%9F%E5%88%86%E5%8C%BA%E4%BA%86 => Failed to connect to 125.88.227.171 port 38114: Connection refused"
d盘变成系统分区了
