It's dinner time, not lecture time.

这是晚饭时间，不是听批评的时间。

youdao

Don't turn dinner time into lecture time.

不要把晚饭时间变成批评时间。

youdao

After he finished the book, he found time to lecture at various colleges.

他完成那本书后就有时间在各大学讲演。

《新英汉大辞典》

First of all, it will only be a minute or two at a time, maybe once or twice a lecture.

首先，每次只有一两分钟，一堂课最多不超过两次。

哈佛公开课 - 幸福课课程节选

It was simply my lecture notes from this particular course that I've been teaching here for a long time.

这里面都是我长期以来教授此门课的,课程笔记和摘要的总结

耶鲁公开课 - 聆听音乐课程节选

Because this lecture is introductory, I'm not going to spend a great deal of time explicating the more difficult moments in his argument.

因为这门课是导读课程，我不会花太多时间,详细解释他的理论中的难点。

耶鲁公开课 - 文学理论导论课程节选

The star of the lecture circuit at the time was Sir Humphry Davy, who plucked Faraday from obscurity to work as his laboratory assistant.

ECONOMIST: Science

The field is evolving so fast that every time I do a lecture, every other month this year actually.

FORBES: Wearable Computers with E-Textiles and Conductive Fabric

For example, for Stanford University a device could eventually show you a 3D map of the campus with real-time traffic information, information about your lecture room and the class there, information about the subject there, such as biology in 3D, and so on.

FORBES: Google Ventures Launches Glass Collective With Andreessen, Kleiner Perkins, To Fund Google Glass Startups