首先驱动仍然是令人头疼的问题之一，一些传统的外设如打印机，扫描仪等产品很难在64位Windows中正常工作。
First off, drivers are still issues, as many legacy peripheral devices, such as printers or scanners, will never work with 64-bit Windows.
这些服务既可以是技术性的服务，也可以是基于企业的物质资产（如打印机和扫描仪等）构成的人工服务和技能。
The services can be either technical in nature or can be human services and skill sets that are built around physical corporate assets, such as printers, scanners, and so on.
今天我们可以看到大量应用usb接口的终端设备出现。如键盘、鼠标、调制解调器、打印机、扫描仪、数码相机、摄像头以及移动存储设备等等。
Now we see a large number of computer peripherals using USB around us, such as keyboard, mouse, modem, printer, scanner, digital camera, video CAM and removable storage device etc.
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