So they'll glom on to any exposed rock surface.

所以它们会粘在任何裸露的岩石表面上。

Some of the exposed rocks along the Grand Canyon's walls are nearly 2 billion years old.

一些沿着大峡谷的墙壁暴露的岩石有近20亿年的历史。

Then, little by little, manganese and iron oxides attach to this debris just like they attach to exposed rock.

然后，锰和铁的氧化物逐渐附着在这些碎片上，就像它们附着在裸露的岩石上一样。

So true deserts are a mix of exposed rock, baked earth and dunes.

真正的沙漠是裸露的岩石、烤焦的土地和沙丘的混合体。

He felt time creeping like an insect working its way across an exposed rock.

他觉得时间像一只昆虫在裸露的岩石上爬行。

As for the age of the exposed rocks, 100,000 years isn't even close to old enough.

至于裸露岩石的年龄，10万年甚至还不够接近。

Some early synagogue sites are little more than a few exposed rocks and a record number in a catalog.

一些早期的犹太教堂遗址只不过是一些裸露的岩石和目录中创纪录的数量。

Lithe and smiling, proud of his “boot-shaped” and blister-proof feet, he moved on exposed rock faces with the grace of a dancer and the fearlessness of a boy.

靠着他引以为傲的“靴子形”长满老茧的脚，只见肢体轻盈，面带笑容的他像一名舞者在裸露的岩石上移来跳去，像个孩子一般无所畏惧。

This newly exposed rock absorbed more carbon dioxide from rainfall, eventually removing so much atmospheric CO2 that the planet was plunged into a period called Snowball Earth.

这块新暴露的岩石从降雨中吸收了更多的二氧化碳，最终去除了如此多的大气中的二氧化碳， 以至于地球陷入了一个叫做雪球地球的时期。

In amongst these dunes there is a series of  outcroppings that were of particular interest to Perseverance's mission, due to the many different  layers of exposed rock they gave access to.

在这些沙丘中， 有一系列的露头对毅力号的任务特别感兴趣，因为它们可以接触到许多不同的裸露岩石层。

Half of the country is covered by what's called the Canadian Shield — a huge area of exposed rock with only a tiny layer of topsoil where farming is effectively impossible and winter temperatures are severely cold.

加拿大一半的国土被所谓的加拿大地盾覆盖——这是一大片裸露的岩石，只有一小层表土，在那里几乎不可能耕作，冬季气温非常寒冷。

This is a view of that mountain today: this right here used to be the reservoir, and all the land that's there now came crashing off the mountain from these areas that are now exposed white rock.

这里曾经是水库，现在那里所有的泥土都是从这些裸露着白色岩石的区域坍塌下来的。

(For instance, the start of the Edicarian period, 635m years ago, is defined by a visible change in a band of exposed rocks in southern Australia.) The awg's announcement marked the end of a years-long search for a suitable marker for the Anthropocene.

(例如，6.35亿年前伊迪卡利亚时期的开始，是由澳大利亚南部裸露岩石带的明显变化确定的。)人类世工作组的宣布标志着长达数年的寻找人类世合适标志工作的结束。