関連ワード:  what is the main function of a mouse    what is the main function of a mouse and keyboard    what is the primary function of a mouse    what is the main purpose of a mouse    what is the primary function of a mouse as an input device    what is the basic function of a mouse    what is the primary function of a mouse in computing    what is the main function of mouse for class 1    what is the main function of mouse answer    what is the basic function of a computer mouse