string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%AE%9E%E4%BD%93%E5%BA%97%E6%AF%94%E7%BD%91%E4%B8%8A%E8%B4%B5%E8%BF%98%E6%98%AF%E4%BE%BF%E5%AE%9C => Failed to connect to 101.89.159.206 port 38087: Connection refused"
实体店比网上贵还是便宜
