此應用程序已經過修訂，以提供一般的實際和自然地理。
This Android App has been revised to provide general practical and physical geography.
It is our great hope that this android app will help our students learn the basic knowledge of practical and physical geography.
此應用程序已經過修訂，以提供一般的實際和自然地理。
This Android App has been revised to provide general practical and physical geography.
It is our great hope that this android app will help our students learn the basic knowledge of practical and physical geography.