Abstract: A method, apparatus, and system are provided for displaying usage records. The method includes: reading a usage record stored in a transportation card and acquiring a terminal number corresponding to the usage record; transmitting a route identifier query request to a server, the route identifier query request including the terminal number corresponding to the usage record; receiving a route identifier of a vehicle associated with the terminal number of the usage record; and displaying the usage record as well as the route identifier of a vehicle associated with the terminal number corresponding to the usage record.

Abstract: An auto-focusing method for use in a device, includes: after performing a manual focusing on a target object through receiving a user operation on the target object in a viewfinder of the device, acquiring first spatial data of the target object; when detecting a change of contents of a view in the viewfinder, acquiring position variation data of the target object; acquiring second spatial data of the target object according to the first spatial data and the position variation data; and performing an auto-focusing on the target object according to the second spatial data.

Abstract: The present disclosure discloses a method and a device for image deletion. In the method, when displaying an image in a full-screen mode, the device presents a first object on a screen hidden under the displayed image. The device receives a zoom-out operation signal and zooms out the image displayed on the screen, where the zoom-out operation signal may be generated when the screen is touched according to a predetermined track. When the image is zoomed out to be inside the first object and satisfies a deleting condition, the device deletes the image.