在不熟悉的环境中，人们经常在陌生的床上睡不着觉，这种现象被称为“初夜”效应。
That people often experience trouble sleeping in a different bed in unfamiliar surroundings is a phenomenon known as the "first-night" effect.
我们在化石记录中找到了这种扩展事件的证据，这让我们得以一窥先前一直持续不断的环境分裂现象。
We find evidence of such extended events in the fossil record, which affords glimpses into the breakup of formerly continuous environments.
IQ 可以帮助我们缩小这一差距，并解决这种极大的不确定性，即我们所见的现象是自然环境的反复无常还是人类活动的必然后果。
IQ could help to bridge the gap and resolve the tremendous uncertainty about how much of what we're seeing is natural capriciousness and how much is the consequence of human activity.
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