duologue
n. 对白;对话剧;对话
例句
The prontpage interface of Web courseware includes glassiness buttons of course learning, course project, Web test and review, duologue between teacher and student, and user registration etc.
其首页界面包括:课程学习、课程大纲、网上测评、师生交流、用户注册等玻璃质感按钮。