No, the discussion sections are Tuesday afternoon from 1:00-2:00, and Tuesday night from 8:00-10:00, and the website has got all the details on when and where. Yes?

不对,讨论的时间是在每周二的下午,一点到两点,和周二晚上,八点到十点,网上有时间地点的详细信息,你说

耶鲁公开课 - 基础物理课程节选

between the hours, like, two and four, and eight and ten.

时间是有限制的，就是下午的两点到四点之间，晚上的八点到十点之间。

有趣的吃东西协会 - SpeakingMax英语口语达人