string(283) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%AF%8F%E6%97%A5%E4%BC%98%E9%B2%9C%E4%B8%BA%E4%BB%80%E4%B9%88%E6%9A%82%E5%81%9C%E8%90%A5%E4%B8%9A%E4%BA%86%E5%91%80 => Failed to connect to 14.18.117.71 port 38041: Connection refused"
每日优鲜为什么暂停营业了呀
