Contained within the rock strata is evidence that the region was intensely dry 15,000 years ago.

岩层中的证据表明该地区在15,000 年前曾经非常干旱。

By following the fossils, Smith was able to put all the strata of England's earth into relative temporal sequence.

通过研究这些化石，史密斯能够把英国土地所有的地层按相对的时间顺序排列起来。

Instead, they are other volcano types, like strata volcanoes, for example, which are a result of the tectonic plate movement.

相反，它们是其他类型的火山，比如地层火山，是板块运动的结果。

As he collected fossils from strata throughout England, Smith began to see that the fossils told a different story from the rocks.

当史密斯在英国各地的地层中收集化石时，他开始发现这些化石讲述的故事与岩石不同。

While rock between two consistent strata might in one place be shale and in another sandstone, the fossils in that shale or sandstone were always the same.

存在于两个相连地层之间的岩石，可能在这一层是泥板岩，而在另一层中是砂岩；但存在于泥板岩或者砂岩中的化石往往都是相同的。

Ever since people had begun to catalog the strata in particular outcrops, there had been the hope that these could somehow be used to calculate geological time.

"从人们开始对地表的特殊岩层进行编目和分类时起，大家就开始期望能够以某种方式利用这些岩层来计算地质年代。

Particularly, in the younger strata the rocks were often so similar that he had trouble distinguishing the strata, but he never had trouble telling the fossils apart.

特别是，较年轻的地层中的岩石常常很相似，这使得他很难分辨那些地层，但他从来都能轻松区分出不同的化石。

He later worked on similar jobs across the length and breadth of England, all the while studying the newly revealed strata and collecting all the fossils he could find.

后来，他继续从事相似的工作，足迹遍布整个英国；与此同时，他不断研究那些新近露出的地层，并且收集所有能找到的化石。

Unfortunately, such estimates did not adequately account for past differences in rates of sedimentation or losses to the total section of strata during episodes of erosion.

不幸的是，这种估测没有充分考虑到过去在侵蚀期间沉积速率或地层总剖面损失的差异。

In 1815 he published the first modern geological map, "A Map of the Strata of England and Wales with a Part of Scotland", a map so meticulously researched that it can still be used today.

1815年，他出版了第一张现代地质学地图——《英格兰、威尔士及部分苏格兰地区地层地图》，这张地质地图绘制得非常精确，直到现在仍有参考价值。

The older strata gradually disintegrated.

年代较久的地层逐渐崩解了。

Allocation of samples in the strata.

样本量在层中的分配。

This is a problem that cuts across all strata of society.

这是一个影响到一切社会阶层的问题。

In the strata of these canyons, and mountains, what do you see?

在这些大峡谷和山脉的断层中，你看到了什么呢？

It could also hover down a cliff face to examine geological strata.

它还可以延着悬崖壁悬浮向下移动做地层检查。

These layers are called strata and a single layer is called a stratum.

这些岩层被称作地层（strata）（stratum的复数形式）， 单个岩层称为stratum。

And adjustment in rock strata means that loose soil will sink or heave.

岩层的调整意味着松动了的泥土将会下沉或者鼓起。

Every truth has geological strata, and you can't have an orthodoxy without a heresy.

每个事实都有地质层次，没有异端也就无所谓正统。

Condominiums are a special type of "fee simple" ownership called "strata title".

公寓是一个标题为“特殊类型的”费简单的“所有权称为”阶层。

The basic substance Willis selected for the strata of his experiments was beeswax.

威利斯在他做的试验中选择摸拟地层基本物质是石蜡。

Lara's social mobility sees her straddle various strata of wealth throughout the story.

贯穿整个故事，Lara的社会流动性见证了她横跨了不通的阶层的财富状况。

In parallel or concordant bedding the strata overlay each other like pages of a book.

在平行的或者整合的层面中，地层好象书页一般互相重迭。

An important duty of the strata corporation is the duty to obtain appropriate insurance.

公司的一个阶层的重要职责的责任是获得合适的保险。

Now the man who bought the claim hired an engineer to examine the rock strata of the mine.

现在有人重新买下这一矿脉所有权，他雇佣了一名工程师来探测矿石的岩层结构。

By providing both, the syndication format provides a flexible strata for the publication protocol to build on.

优于两者兼备，所以这种联合格式为建立发布协议提供一个灵活的层面。

The strata corporation is created when the original developer files a strata plan in the Land Title Office.

公司创建的地层 时原开发商的土地业权文件办公室计划在一个阶层。

We can also observe them in certain strata of our own society, especially in show business and among the very wealthy.

我们也可以在我们社会的一些阶层中观察到它们，特别在演艺界和非常富有的人群中。