n. (大学师生对政府政策进行讨论和辩论的)宣讲会
在线英汉词典
teach-in的短语、例句：
teach-in n (dated infml 旧, 口) lecture and discussion, or a series of these, on a subject of topical interest 研讨会.

标签：teach-in,用法,音标,短语