形容词
中文翻译：次要的
同义词：
['second-class', 'inferior']
例句：
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1.The secondary school students are preparing for the entrance exam.
中学生正在为入学考试做准备。
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2. The second-hand bookstore has a lot of interesting books.
二手书店有很多有趣的书。
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3. The secondary education system is designed to prepare students for university.
中等教育体系旨在为学生大学生活做准备。