Installing memory or new peripherals.

安装内存或新的电脑外设。

Q: Can the iPhone be connected to desktop peripherals?

问：iPhone能连接桌面设备吗？

They'll likely limit the number of peripherals supported, too.

它们可能也会限制能够支持笔记本外设的数量。

Before: I'd leave my computer and peripherals on all day and all night.

以前：全天都开着电脑和它的外设。

The only time any peripherals go on is when I use them, too, like the printer.

外设什么的用的时候再开，比如打印机。