teach-in
noun [ C ] old-fashioned uk/ˈtiː.tʃɪn/ us/ˈtiː.tʃɪn/
（常指大学生就公众关心的话题发表意见或进行辩论的）宣讲会
a meeting for discussion on a subject of public interest, often held among college students
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。