名词
中文翻译：Unknown
同义词：
['Mainframe', 'Main Program', 'Master Program']
例句：
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1.The mainframe program is responsible for managing the entire system.
主框架程序负责管理整个系统。
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2.The mainframe program has been upgraded to improve performance.
主框架程序已升级以提高性能。
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3. The mainframe program is used to control all aspects of the system.
主框架程序用于控制系统的各个方面。