用英语写一个鼠标的pptPPT
IntroductionThe mouse is a common computer peripheral device used for navigat...
IntroductionThe mouse is a common computer peripheral device used for navigation and selection of items on a computer screenIt was invented in 1964 by Douglas Engelbart and has since become an essential tool for computer usersTypes of MiceWired MouseConnects to the computer via a cableStable connectionbut limited movement rangeCheaper than wireless miceWireless MouseConnects to the computer via radio frequency or BluetoothGreater freedom of movementbut may require batteries or chargingMore expensive than wired miceOptical MouseUses a light-emitting diode (LED) to detect movementMore accurate than mechanical miceWorks on most surfacesMechanical MouseUses a rolling ball to detect movementLess accurate than optical miceWorks better on specific surfacesMouse FeaturesButtonsLeft buttonperforms the primary action, such as clicking on an iconRight buttonperforms a secondary action, such as opening a context menuMiddle button (scroll wheel)scrolls through documents or web pagesScroll Wheel-Allows vertical scrolling through documents or web pages.-Some mice have a horizontal scroll wheel for side-to-side scrolling.DPI (Dots Per Inch)Measures the sensitivity of the mouseHigher DPI means faster cursor movement with less hand movementErgonomicsDesigned for comfort and reduced hand strainSome mice are ambidextroussuitable for both left- and right-handed usersMouse UsageUsed for selecting and moving items on the screenUsed for scrolling through documents or web pagesUsed in conjunction with the keyboard for efficient computer operationConclusionThe mouse is an essential tool for computer usersenabling efficient navigation and selection of items on the screenWith different types and features availableusers can choose a mouse that suits their needs and preferencesProper ergonomic design can help reduce hand strain and improve comfort during extended use