名词
中文翻译：分离等级
同义词：
['separate grade', 'separate rank例句：1. The school has a separating grade system for students.（学校对学生有分级制度。）']
例句：
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1. The school has a separating grade system for students.
学校对学生有分级制度。
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2. The company has implemented a separating grade system to improve efficiency.
公司实施了一套分级制度来提高效率。
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3. The teacher explained the separating grade system to the students.
老师向学生们解释了分级制度。