Steven is talking about time with John.

史蒂文正在和约翰谈论时间。

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It doesn't mean it's going to be easy. But,I think it can be over the period of time that we're talking about."

VOA: standard.2010.07.22

We'd be mostly talking about time.

好，不说滑稽的了。

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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”。

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In the middle of the coming movie "Looper, " Bruce Willis, a retired hit man from the future, sits in a diner and offers some wisdom: "I don't want to start talking about time travel, " he snarls.

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Pamela, the public complains - it's interesting, you know, we're having this conversation, and then I can tell you exactly what some of the email is that we're going to get as soon as we finish, which is that you people in the media spend so much time talking about the polls, you spend too much time talking about the polls.

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In fact, he was talking about his time at CNN when he made that remark.

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