更新时间:2023-01-04 12:28:32
最后我发现我们无法获得外部SD卡路径,
Finally i found we can't get the external SD Card Path,
Environment.getExternalStorageState();
它仅返回内部SD卡路径
Its returns only Internal SD Card path
参考: http://developer.android.com/reference/android/os/Environment.html#getExternalStorageDirectory()