Software can be divided into two general classes: system software and application software.
软件可以分为两种:系统软件和应用软件。
Software is divided into system software and application software.
软件又分为系统软件和应用软件。
This paper deals with the system software and application software of graphic processing.
本文谈到图形处理系统软件和图形处理应用软件。
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