n. 名词一千年( millennium的名词复数 )；千年期；千禧年；全人类未来的幸福时代
Human civilizations have evolved over several millennia.
人类文明已经发展了好几个千年。
These ancient trees have been standing for millennia.
这些古老的树木已经屹立了千年。
Languages have changed dramatically over the millennia.
语言在千年中发生了巨大的变化。
The mountains have witnessed countless millennia of history.
这些山脉见证了无数个千年的历史。
Many myths and legends have survived through millennia.
许多神话和传说在千年中流传下来。
Our planet has experienced climate changes over millennia.
我们的星球在千年中经历了气候变化。
Some religions have existed for several millennia.
一些宗教已经存在了几个千年。
Cultural practices have evolved over millennia of human history.
文化习俗在千年的人类历史中演变。
Scientists study fossils to understand past millennia.
科学家研究化石以了解过去的千年。
The universe has expanded for countless millennia.
宇宙已经扩展了无数个千年。
over the millennia 数千年来
throughout the millennia 整个千禧年
for millennia 几千年来
across millennia 跨越千年
millennia of evolution 数千年的进化
millennia of history 数千年的历史
spanning millennia 跨越千年
