1 the top of a desk （办公桌的）桌面

2 a computer screen on which you can see symbols (icons) showing the programs, information, etc that are available to be used （计算机的）桌面

3 (also ˌdesktop comˈputer) a computer that can fit on a desk 台式计算机；桌面计算机 ☞Compare laptop and palm-top. 与laptop及palm-top比较。