Hands On: How to Get More From Linux

“If you are confused as to what Wine is, it’s really quite
simple. When a Windows executable normally runs, much of the code
involves making calls to the Windows operating system in order to
perform various tasks.

“Wine creates a translation layer between Linux and the Windows
executable; in other words, these operating system calls are
translated on the fly into equivalent calls on Linux and the
graphical desktop it is running.”

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