string(254) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=iphone%E7%9A%84%E6%81%A2%E5%A4%8D%E6%A8%A1%E5%BC%8F%E9%9C%80%E8%A6%81%E5%A4%9A%E4%B9%85 => Failed to connect to 101.91.112.32 port 38195: Connection refused"
iphone的恢复模式需要多久
