Memory is the best persistent store for a cache because access time is (practically) instantaneous and RAM is typically plentiful (or cheap to amass).
内存是缓存的最佳持久性存储，因为访问时间(实际上)是即时的并且RAM的容量通常都很大(或者容易聚集在一起)。
The reason that this process takes so long is that a computer's operating system must be loaded from its hard disk into its random-access memory (RAM) every time the machine is turned on.
这个过程花这么长时间的原因是，每当打开计算机时，计算机的操作系统必须从硬盘载入到随机存取存储器(RAM)。
The reason that this process takes so long is that a computer's operating system must be loaded from its hard disk into its random-access memory (RAM) every time the machine is turned on.
这个过程花这么长时间的原因是，每当打开计算机时，计算机的操作系统必须从硬盘载入到随机存取存储器(RAM)。
应用推荐