2000万年前,爱达荷州不像现在这样干旱。确切地说,它那时温暖潮湿,生长着茂密的原始森林。
Twenty million years ago, Idaho was not the arid place it is now. Rather, it was warm and damp, populated by dense primordial forest.
这一升温速度远高于约1.2万年前的最后一次冰川消退。
That rate of heating is far greater than during the last glacial retreat some 12,000 years ago.
昨天,追溯到320万年前的原始人骨架重建“露西”首次亮相。
The early human skeleton reconstruction "Lucy" dating back 3.2 million years debuted yesterday.
And by the time I'm a million, I no longer remember what I was doing when I was a lad of 500,000.
等我活到一百万年,我不记得,50万年前做过什么。
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