名词
中文翻译：总科
同义词：
['department', 'division']
例句：
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1. The department of mathematics is responsible for teaching mathematics.
数学系负责教授数学。
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2. The team is divided into several sub-teams to tackle different tasks.
团队被分成几个小组来处理不同的任务。
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3. The professor's research focuses on the history of science and technology.
这位教授的研究专注于科学和技术的历史。