string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%BA%E4%BB%80%E4%B9%88%E6%88%91%E6%B2%A1%E6%9C%89%E6%9C%8B%E5%8F%8B => Failed to connect to 14.18.117.71 port 38069: Connection refused"
为什么我没有朋友
