primary store的用法和樣例：
例句
- For instance, too little electricity, caused by a brownout or blackout, may cause the loss of data in primary storage.
例如，電壓不足或斷電引起的電流過小，可能造成主存儲器中的數據丟失。 - A value held by an operating system that indicates how much primary storage a process is likely to require for its active set during a particular phase of processing.
在特定的處理階段，為了建立某個進程，操作系統提供的主存儲器容量的數值。
