She said that scientists still aren’t sure why animals of the ice age died off, or why the world’s climate might suddenly warm and cool.
吉尔表示，目前科学家还无法确定冰河时期动物灭绝的原因、以及为什么全球气候会发生骤变。
She said that scientists still aren't sure why animals of the ice age died off, or why the world's climate might suddenly warm and cool.
吉尔表示，目前科学家还无法确定冰河时期动物灭绝的原因、以及为什么全球气候会发生骤变。
The extinction of the woolly mammoth and other large ice age animals can't be blamed on a 'human blitzkrieg', say researchers.
研究者表明：“长毛象以及其他一些大型的冰期动物的灭绝不应归咎于‘人类的袭击’。”
Twenty thousand years ago, the earth covered with glaciers everywhere, regardless of where the animals are on the run, to avoid the impact of the new ice age.
两万年以前，地球上到处都覆盖着冰川，无论何处的动物都在四处逃窜，躲避着新的冰河世纪的冲击。
The Ice Age is coming to an end, and the animals are delighting in their new world: a melting paradise of water parks, geysers and tar pits.
冰河时代即将结束，而动物喜欢他们的新世界：融化天堂水公园，喷泉和焦油坑。
Many of the larger animals that were hunted by the early Indians began to die off with the end of the ice age.
随着冰河时期末期到来，印第安人捕杀的许多大型动物开始绝种。
As Ireland was completely covered by ice sheets during the ice Age, all extant plants and animals are migrant species from other parts of Europe.
由于爱尔兰在冰河期完全被冰块所覆盖，因此可以知道现存的植物和动物都是从欧洲的其他地方转移过来的。
As Ireland was completely covered by ice sheets during the ice Age, all extant plants and animals are migrant species from other parts of Europe.
由于爱尔兰在冰河期完全被冰块所覆盖，因此可以知道现存的植物和动物都是从欧洲的其他地方转移过来的。
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