string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%8B%B9%E6%9E%9C%E5%85%AB%E6%89%8B%E6%9C%BA%E6%98%AF%E5%A4%9A%E5%B0%91%E8%8B%B1%E5%AF%B8%E7%9A%84 => Failed to connect to 101.89.143.195 port 38175: Connection refused"
苹果八手机是多少英寸的
