本文从翻转课堂的起源入手,在分析了其主要特征及优势的基础上,提出了翻转课堂教学模式下大学英语教师的角色定位,即教师要成为研发视频的构建者、学习活动的设计者和监督者,充分发挥教师的主导作用和学生的主体作用。 Based on the analysis of its main features and advantages, this paper puts forward the orientation of college English teachers in the flip classroom teaching mode, that is, teachers should become the builders of R & D video, designers of learning activities and Supervisor, give full play to the leading role of teachers and the main role of students.