string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8F%8C%E5%8D%81%E4%B8%80%E8%8B%B9%E6%9E%9C11%E5%88%B0%E6%89%8B%E4%BB%B7 => Failed to connect to 14.18.117.71 port 38164: Connection refused"
双十一苹果11到手价
