string(268) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=raw%E7%9A%84%E7%85%A7%E7%89%87%E7%94%A8%E4%BB%80%E4%B9%88%E8%BD%AF%E4%BB%B6%E5%8F%AF%E4%BB%A5%E7%9C%8B => Failed to connect to 14.18.117.71 port 38041: Connection refused"
raw的照片用什么软件可以看
