形容词
中文翻译：次要的
同义词：
['subordinate', 'secondary例句：1. The second-grade students are in the classroom.（二年级的学生在教室里。）']
例句：
-
1. The second-grade students are in the classroom.
二年级的学生在教室里。
-
2.The secondary school is located in the city center.
这所中学位于市中心。
-
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学习做准备。