string(242) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=280%E6%98%AF%E5%A4%9A%E5%A4%A7%E9%9E%8B%E7%A0%81%E7%94%B7%E9%9E%8B%E5%AD%90 => Failed to connect to 101.91.112.32 port 38195: Connection refused"
280是多大鞋码男鞋子
