string(252) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%9E%8B%E5%8F%B7270%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91%E7%A0%81%E7%94%B7%E9%9E%8B => Failed to connect to 101.89.117.144 port 38022: Connection refused"
鞋号270等于多少码男鞋
