string(268) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%89%8B%E6%9C%BAip%E5%9C%B0%E5%9D%80%E4%B8%8D%E5%8F%AF%E4%BB%A5%E6%80%8E%E4%B9%88%E5%9B%9E%E4%BA%8B => Failed to connect to 101.91.112.32 port 38221: Connection refused"
手机ip地址不可以怎么回事
