string(261) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%8D%8E%E4%B8%BA%E6%9C%89%E7%BA%A2%E5%A4%96%E7%BA%BF%E5%92%8Cnfc%E7%9A%84%E6%89%8B%E6%9C%BA => Failed to connect to 101.89.117.144 port 38076: Connection refused"
华为有红外线和nfc的手机
