External devices — For instance, Universal Serial Bus (USB) ports or the system clock.
外部设备——例如，通用串行总线(usb)端口或系统时钟。
The MacBook comes equipped with a 250 GB hard disk drive, 8x "SuperDrive, " Gigabit Ethernet, two USB ports and mini DisplayPort to connect an external monitor.
MacBook笔记本配有250G硬盘驱动器，8倍光驱，超高速以太网，2个USB接口，以及与外接显示器相连的迷你显示端口。
The chip could work through electricity from USB ports without external electricity supply, so it was suitable for peripheral equipment of computers such as MP3 and PDA palmtop computers.
该芯片还能从US B端口取电工作，无须外接电源，特别适合用于电脑的周边设备中，如mp3、PDA掌上电脑等。
A built-in DVD writer and USB ports facilitate the downloading of video to external storage.
内置DVD刻录机和USB接口方便了视频下载到外部存储。
All data can be transferred to an external PC via RS232 or USB communication ports.
所有的数据都可以通过RS232或usb通讯接口传送至外接的PC机。
All data can be transferred to an external PC via RS232 or USB communication ports.
所有的数据都可以通过RS232或usb通讯接口传送至外接的PC机。
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