名词
中文翻译：班级间隔
同义词：
['class period', 'class interval', 'class time interval']
例句：
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1. During the class interval, students are allowed to use the restroom.
在课间休息时，学生们被允许去洗手间。
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2. The teacher explained the concept of class intervals in detail.
老师详细解释了课堂时间间隔的概念。
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3. The class interval was used to allow students to catch their breath and relax before the next lesson.
课间休息被用来让学生喘口气、放松一下，为下一节课做准备。