Tells at a glance different soils from each other.

但他一眼就能辨出不同的土质。

The fertility of this plain derives from further west, from the Loess Plateau.

肥沃的土质来源于西方，即黄土高原。

About 5,000 years ago, earthwork enclosures known as henges began to appear.

大约在 5000 年前，开始出现了被称为圆阵的土质围墙。

The soil's nature was still the same: volcanic.

地上的土质跟前面一样，是山形成的。

They're using the old, uncovered, earthen, nursery ponds.

他们使用的是旧的、无覆盖的、土质的育苗池。

As part of that effort, NASA's Jet Propulsion Laboratory has been operating rovers to collect Martian soil samples.

为星工的一，国太空署的喷气推进实验室一直在使用探测器收集星上的土质样本。

White agriculture is useful for places with poor soil quality since it makes the best use of both water and fertilizer.

白色农业非常适宜于土质较差的地方，因为它可以充利用水和肥料。

Some darker green tree-tops showed, and beyond them bits of the rim of earthen bluffs held up the prairie's grasses.

一些深绿色的树顶露出来了，在它们之外， 土质悬崖的边缘支撑着大草原的草。

Over an extensive area, the soil consisted of that igneous gravel called tuff, reddish in color as if made from crushed bricks.

土质在很长的空间上现出锗红色的凝灰岩，就像一层层的砖石构成的一样。

These five rocks were all covered with earthen specks of light, and as Linley's eyes began to shine, he let out a deep shout.

这五块岩石上都覆盖着土质的光点，当林利的眼睛开始发光时，他发出了一声低沉的呐喊。

Most of this land was sold on the dream of land that couldn't support farms. We have very poor soils, compared to Southern Wisconsin.

这片土地的大多都卖了出去，但这里无法支持农场的运营。与威斯康星州南相比，这里的土质很差。

It's hard to pinpoint exactly when they began making rock art, but crayons made of ochre, a brownish-reddish earth pigment, have been found there that date to around 50,000 years ago.

很难确定他们是从什么时候开始制岩画的，但在那里发现了大约 5 万年前用赭石制成的蜡笔，这是一种棕红色的土质颜料。

The team concluded that as the level of Wixom Lake rose that fateful May evening, it  increased the hydraulic load on the embankment, putting more stress on the earthen structure than  it had ever been asked to withstand.

研究小组得出的结论是， 随着威克瑟姆湖水位的上升，堤坝上的水力负荷也随之增加，土质结构承受的压力超出了以往的承受能力。