名词中文翻译
中文翻译：班级边界
同义词：
['grade boundary', 'grade line例句：1. The teacher explained the concept of class boundaries in detail.（老师详细解释了班级边界的概念。）2. The students were divided into different classes based on their abilities.（根据学生的能力，他们被分成不同的班级。）']
例句：
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1. The teacher explained the concept of class boundaries in detail.
老师详细解释了班级边界的概念。
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2. The students were divided into different classes based on their abilities.
根据学生的能力，他们被分成不同的班级。
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3.The class boundary is important for maintaining order and preventing cheating.
班级边界对于维护秩序和防止作弊非常重要。