在大部分系统中，每个处理器每秒钟发生100次中断。
The interrupts occur 100 times a second per processor on most systems.
在大部分系统语言中，比如c和c++，您必须进行内存管理。
In most systems languages like C and C + +, you have to do memory management.
在大部分系统中，malloc和free都不是可重入的，因为它们使用静态数据结构来记录哪些内存块是空闲的。
On most systems, malloc and free are not reentrant, because they use a static data structure that records which memory blocks are free.
不敢肯定的是，在大部分系统上，您都可以在R 命令行中输入 help.start() ，以打开一个包含有为 R文档生成的HTML页的浏览器。
For what it is worth, on most systems you can launch a browser with generated HTML pages for R documentation by entering help.start() at the R command line.
目前，大部分系统都是为在不断变化（而不是每十年才变化一次）的市场上进行竞争的商业设计的。
These days, most systems are being designed for businesses competing in markets that change constantly, not once every ten years.
目前，大部分系统都是为在不断变化（而不是每十年才变化一次）的市场上进行竞争的商业设计的。
These days, most systems are being designed for businesses competing in markets that change constantly, not once every ten years.
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