Debuggers in general are valuable tools, and anyone responsible for the development and upkeep of a computersystem should know how to use them.
通常，调试工具是很有价值的工具，并且任何负责开发和维护计算机系统的人员应该了解如何使用它们。
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The original version (a computer algebra system) was called DOE Macsyma and led the way for later development of more commonly known applications such as Mathematica.