By allowing fast access to frequently used data, software can run much faster than if it had accessed the data from the main memory.
由于允许对频繁使用的数据进行快速存取，软件运行要比从主存储器中存取数据快得多。
Shared memory is well suited to larger collections of data and, because it uses memory, grants fast, random access.
共享内存适合比较大的数据集，因为它使用内存，支持快速的随机访问。
Now, large spreadsheets or large documents could be read in from the disk and held in RAM memory for fast access and manipulation.
现在大型电子数据表或大型电子文件可以在光盘里读取，还可以通过快捷操作把它们放到内存中。
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