So we're about to spend a lot of time asking the philosophical question: Is there life after death?

我们需要花很多时间,去谈论这个哲学问题,死后能否继续活着

耶鲁公开课 - 死亡课程节选

And "it" definitely just refers to time and you only use "it" when you're talking about time.

这时，“it” 一词仅指时间，当你在谈论时间的时候，只能使用 “it”。

How long课堂 - SpeakingMax英语口语达人

What I'd like to do is really about three things in this brief time we have together.

在这段短暂的时间里,我想谈论三方面内容。

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I just love talking about this stuff and I welcome you to come to my office hours.

我就是喜欢谈论这些东西,而且我也欢迎你在我办公的时间来。

耶鲁公开课 - 死亡课程节选

It also seems to reflect the interests of the south. Remember, we talked about the fact briefly that at a certain point in Israel's history there is a division upon the death of Solomon in the late tenth century.

这似乎也反映了北方人的利益关系，还记得吗,我们简单地谈论过，在以色列历史上的某个时间,人们对所罗门在10世纪晚期的逝世,存在分歧。

耶鲁公开课 - 旧约导论课程节选

It's what they spend their time talking about, often.

这就是他们通常花时间谈论的。

耶鲁公开课 - 1945年后的美国小说课程节选

But for the most part, although I'll occasionally, periodically refer to the readings, I won't spend a lot of time talking about the views in the readings.

但是大部分时候，尽管我将会偶尔地，或定期地提及课外阅读，我却不会花很多时间谈论书中的观点。

耶鲁公开课 - 死亡课程节选