请不要说话了。我讨厌你们的谈话。

Stop talking, please. I'm tired of your conversation.

youdao

请不要说话了，听我讲。

Stop talking and listen to me.

youdao

请不要说话，明天要考试了，我得看这本书。

Please be quiet, I have to study this book for a test tomorrow.

youdao

The final piece of advice, this is very important so please pay attention to this, which is, I ask you not to talk to your neighbors during lecture.

最后一点建议,很重要,请注意听好,我要求你们,上课的时候,请不要和你的周围的同学说话

耶鲁公开课 - 基础物理课程节选