(4235期)纸质地图现在还有必要存在吗 Is a paper map still necessary

Electronic map/ online map 电子地图 Somewhere we are not familiar with 我们不熟悉的地方
A great helper 得力的助手 The latest one最新的版本
Very user-friendly 非常方便 (Time saving Money saving Convenient) 
Take 带着 Hold a phone 握着一个手机 Everything would be ready( well settled) 万事俱备