string(275) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%AE%A9%E4%BA%BA%E6%B8%85%E8%B4%A6%E6%80%8E%E6%A0%B7%E5%A7%94%E5%A9%89%E7%9A%84%E8%AF%B4%E5%87%BA%E6%9D%A5 => Failed to connect to 101.91.112.32 port 38221: Connection refused"
让人清账怎样委婉的说出来
