| 摘要 |
A time keeping device comprising (i) time keeping means, (ii) a display means, capable of displaying at least first and second images to differentiate between two different time periods, wherein the first image can alter to indicate the passage of time throughout a user-selected time period, and (iii) control means for causing the display means to display either its first or its second image dependent on the time of day and/or on timing information input by a user, and for causing alteration of the first image with the passage of time during the user-selected time period. |
