backchannel support

• 反馈支持

backchannel support的用法和样例：

例句

1. Therefore English teachers should make efforts to motivate students to give more backchannel support.
   因此，广大英语教师应尽力激发学生的反馈支持，搞好教学。
2. Many scholars and English teachers have been studying backchannel support for years, which has great value in improving English teaching.
   摘要基于广大学者和英语教师对反馈支持的研究，笔者认为反馈支持对英语教学有很大的促进作用。