两万年前，地球上进入了冰川时代，到处都是冰川。的翻译：20,000 years ago, the Earth has entered a bingchuanshidai, is full of ice. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

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20,000 years ago, the Earth has entered a bingchuanshidai, is full of ice.

20,000 years ago, the Earth progressed into the glacier time, everywhere all was the glacier.

On Earth 20,000 years ago, the Ice Age, glaciers are everywhere.

20,000 years ago, the Earth has entered a bingchuanshidai, is full of ice.