These cultures have eating habits that developed over thousands of years.

这些文化中的饮食习惯发展了几千年。

youdao

Furthermore, the designs were covered with "desert varnish", a glaze that develops on rock surfaces over thousands of years of exposure to the elements.

此外，这些设计还覆盖有“沙漠清漆”，一种在岩石表面经过数千年在这些元素暴露下而形成的釉料。

youdao

Over thousands of years, they began to depend less on what could be hunted or gathered from the wild, and more on animals they had raised and crops they had sown.

几千年来，他们开始减少对野外狩猎和采集的依赖，而更多地依靠自己饲养的动物和播种的庄稼。

youdao

The seeds and pollen, or the lack of them, can show severe weather changes over thousands of years.

VOA: special.2010.04.07

So your tastes in music evolve over thousands of years.

你对音乐的品味随时间发生变化。

耶鲁公开课 - 死亡课程节选

It is formed by the action of wind and water on rocks over thousands of years.

VOA: special.2009.09.14

The website also provides information on areas showing time depth, the use of land over thousands of years.

BBC: Website reveals hidden landscape in Caithness

The theory behind productive gossip is that evolution caused gossip to play an important role in society over thousands of years.

FORBES: Why Gossip Is Good For The Office

They were found at the site and suggest that Al Magar was a hospitable place for humans to settle in over thousands of years.

BBC: Desert finds challenge horse taming ideas