string(310) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A6%82%E4%BD%95%E8%AE%A9%E6%96%B0%E9%B2%9C%E7%8E%AB%E7%91%B0%E8%8A%B1%E4%BF%9D%E5%AD%98%E6%97%B6%E9%97%B4%E4%B9%85%E4%B8%80%E7%82%B9%E5%91%A2 => Failed to connect to 14.18.117.71 port 38093: Connection refused"
如何让新鲜玫瑰花保存时间久一点呢
