Typically, nonvolatile memory devices are hard disks, but they can also be solid-state devices like secure digital (SD) cards and even magnetic tape devices (all but obsolete now).
非易失性存储设备一般为硬盘，但也可以是安全数字（SD）卡之类的固态设备，甚至可以是磁带设备（不过现在已经过时了）。
Flash memory is also what's inside the small memory CARDS used in digital cameras.
数码相机的小存储卡使用的也是闪存。
Flash memory is also what's inside the small memory CARDS used in digital cameras.
数码相机的小存储卡使用的也是闪存。
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