string(257) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%84%9F%E8%A7%89%E8%BA%AB%E8%BE%B9%E6%9C%8B%E5%8F%8B%E8%B6%8A%E6%9D%A5%E8%B6%8A%E5%B0%91 => Failed to connect to 101.91.112.32 port 38162: Connection refused"
感觉身边朋友越来越少
