2. It simply states that as far back as we can
extrapolate, the cosmos has been expanding, thinning out and cooling down.
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它只不过是陈述了在我们所能逆向推论的太古之初,宇宙便已处于不断膨胀、稀释与冷却的状态中。
3. In other words, you measure the typical time it takes to complete an MMF, from start to finish, and
extrapolate to various points in the queue.
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换句话说,你需要测测完成一个MMF所需要的典型时长,从开始到完成,然后推定队列中其他MMF的时长。