形容词
中文翻译：基本的
同义词：
['primary', 'fundamental', 'basic']
例句：
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1.The teacher explained the concept of elementary mathematics to the students.
老师向学生们解释了基本数学的概念。
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2. The textbook is designedfor elementary school students.
这本教科书是为小学生设计的。
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3. The new law aims to protect therights of elementary school students.
新法律旨在保护小学生的权利。