名词短语
中文翻译：封闭的捆绑课程
同义词：
['封闭式培训课程例句：1. This closed binder course is designed to help students improve their English writing skills.（这个封闭式培训课程旨在帮助学生提高英语写作技能。）']
例句：
-
1. This closed binder course is designed to help students improve their English writing skills.
这个封闭式培训课程旨在帮助学生提高英语写作技能。
-
2.The company offers a closed binder course for employees to learn about new technologies.
该公司为员工提供封闭式培训课程，以学习新技术。
-
3.The closed binder course was so effective that it helped many students achieve better grades in their exams.
封闭式培训课程非常有效，帮助许多学生在考试中取得了更好的成绩。