string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%BA%AB%E8%BE%B9%E6%9C%8B%E5%8F%8B%E8%B6%8A%E6%9D%A5%E8%B6%8A%E5%B0%91%E6%80%8E%E4%B9%88%E5%8A%9E => Failed to connect to 14.18.117.71 port 38164: Connection refused"
身边朋友越来越少怎么办
