1·She taught history at a secondary school.
她在一所中学教过历史。
—— 《柯林斯英汉双解大词典》
2·Children usually transfer to secondary school at 11 or 12.
儿童通常在11或12岁时升读中学。
—— 《牛津词典》
3·At secondary school, most youngsters have mobile phones.
在中学，大多数年轻人都有手机。
4·When you are 11, you would move on to a secondary school.
当你十一岁时，你将进入中学。
5·Compulsory education has enabled most migrant workers to finish secondary school.
义务教育使大多数外来务工者完成了中学教育。