It boots from the microSD card with no flash memory and hosts new interfaces, including a DB-9 serial connector, integrated 4-port Universal serial Bus (USB) hub, and integrated Ethernet port.

它没有闪存从microsd卡引导，但是有很多新接口，包括一个DB - 9系列的连接器、集成4个端口的Universal Serial Bus (usb)总线、以及集成的Ethernet端口。

youdao

While many MFP devices still use the parallel port, there is a shift to Universal Serial Bus (USB) for the high-speed connection of peripheral devices.

也即当采用并行端口的众多多功能外设器件彼此相连时，在通用串行总线(usb)上可以实现他们的高速数据交换。

youdao

Universal serial Bus (USB) is similar to a serial port.

通用串行总线(usb)与串行口相似。

youdao

It connects to the TV through either the composite video or S-Video port, and to the PC through the Universal Serial Bus port common on most newer machines.

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Computers are commonly equipped with a USB -- universal serial bus -- port.

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Traditionally, computers have a port to transfer video of their screen, and separate ports, such as USB (Universal Serial Bus), FireWire, and PCI Express (Peripheral Component Interconnect Express), among others that are less well known.

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