鼠标是一个可以用手在桌面上推动的小东西，通过它可以在屏幕上移动光标或者选中菜单上的某项功能。 The mouse is a small, handheld object that is pushed around a desktop to move the cursor on the screen or to select choices from menus displayed on the screen.
一种手握控制装置，同微机和电子游戏机联用，以控制光标或显示的图形在屏幕上的运动。 A hand held controller used with microcomputers and video games to control the movement of the cursor or graphic display, on the screen.