Just because a PhD or famous technical expert published a paper in the Journals of the ACM doesn't always make it a legitimate basis for your "real world" design.
这是因为将某位博士或者著名的技术专家在ACM期刊上发表的论文作为您的“实际”设计的基础通常不合理。
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The libraries used by the HelloProgram are a graphics library and a program library, each of which come from a collection of packages produced by the Association for Computing Machinery (ACM).