We can see past occurrences of climate change that took place over just a few hundred years.
我们可以看到过去几百年里发生的气候变化。
It can cause the climate to change in just a few hundred years.
它可能导致气候在短短几百年内就发生变化。
Just over a hundred years ago, everyone thought it was impossible to fly.
就像一百多年以前,人们认为飞行是绝对不可能的。
Why are people living longer than they did just a few hundred years ago?
为什么现在的人,比仅仅是几百年前的人活得更久
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