This is very similar to a header file in the C programming language.

这非常类似于c编程语言中的头文件。

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This technique is sound programming practice in C. it helps prevent real bugs, because putting the literal on the right-hand side makes this always return true.

这项技巧是c语言中一项著名的编程实践。它能帮助避免出现真正的bug，因为若将文字置于右端，将始终返回true。

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The major advantage of this full set of data types is that any construction that arises in system programming, including hardware control registers, can be represented in C.

可用于全部数据类型的主要优点体现在系统编程过程中的任何结构，（包括硬件控制寄存器）都可用C 语言来表达。

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