make it more precise

Author: diehlpk

sources/modules/compilation-model/buildsystems.md

@@ -101,7 +101,7 @@ not easily transferable.
 * Adding compiler flags
 * How to build Release and Debug builds
 * Linking external libraries to the C++ project
-* Support different operating systems, compilers, and architectures 
+* Support compilation on different operating systems, compilers, and architectures 
 
 
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