string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%9C%8B%E5%8F%8B%E7%BD%91%E8%A2%AB%E4%B8%8B%E6%9E%B6%E4%BA%86%E5%90%97 => Failed to connect to 14.18.117.71 port 38093: Connection refused"
朋友网被下架了吗
