Because of cellular technology, your phone knows exactly where that picture was taken and can transmit or send that information back along with the photograph so that the scientists know exactly where you are.
由于蜂窝技术,您的手机可以确切地知道照片的拍摄地点, 并且可以将这些信息与照片一起传输或发回, 这样科学家们就可以确切地知道您的位置。