| 摘要 |
A keyboard mouse for a computer is provided to apply for all electronic devices enabling a user to perform work while viewing a screen by combining a function of a mouse and a keyboard with software, and offer convenient use by simplifying a structure. A keyboard item for displaying characters, numbers, and symbols is added to a menu bar of an application program. If a user clicks the keyboard item, a box for displaying the characters, the numbers, and the symbols is displayed under the keyboard item. The user performs typing by clicking the characters, the numbers, and the symbols in the displayed box while viewing the screen of the application program.
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