剖析在一段时间内观察可执行程序，了解在这段时间内发生的情况。

Profiling is taking a slice of time and looking at the executable to understand what is going on during that particular time slice.

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在执行即时(Just - in - time, JIT)编译之前，现代的JVM通常会运行代码一段时间(常常是纯解释式运行)，从而收集剖析信息(参见参考资料)。

Modern JVMs typically let code run for a while (usually purely interpreted) in order to gather profiling information before doing Just-in-time (JIT) compilation (see Resources).

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对硬盘动态写保护进行了详细的剖析，并结合实际应用给出主要程序段。

This paper analyses the dynamic written protection of hard disk in detail, and the main program sections combined the applications are given.

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