string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%99%BE%E5%BA%A6%E7%BD%91%E7%9B%98%E5%88%86%E4%BA%AB%E4%B8%80%E4%B8%8B%E5%B0%B1%E6%96%AD%E5%BC%80 => Failed to connect to 61.171.74.35 port 38041: Connection refused"
百度网盘分享一下就断开
