It's this undecomposed plant remains that accumulate through time.

这些未分解的植物残渣会随着时间积累。

Researchers collected artifacts, animal bones and plant remains from 53 sites.

研究者们从53个居住地收集了史前古器物及动植物残骸。

The footprints were found in plant remains and sediment samples from rivers and lakes.

这些脚印是在河流和湖泊的植物残骸和沉积物样本中发现的。

The power of a grain of wheat to grow into a plant remains latent if it is not planted.

如果不种植的话，一颗麦子长成一株植物的力量仍然潜在着。

He said that the rest of the crushed plant remains is returned to the farmer for use as fertilizer.

他表示，其余被碾碎的植物残体被归还给农民用作肥料。

Even plant remains in Neandertal teeth could have gotten there because a tasty animal carcass itself contained traces of a last vegetarian meal.

甚至连在粘在尼安德河谷人的牙齿上的菜叶中也可以检测到这些物质，因为一具美味的动物尸体在生前也吃过素食。

There was pollen, there was spores, there were leaves and the general tenor of the plant remains was that it was a deciduous type forest.

这里有花粉和孢子，有叶子，而且这些植物遗骸表明这是一个落叶林。

Next, add a layer of leaves and other soft plant remains, plus pieces of fruit, vegetables and eggshells that are left over from your own food.

接下来，添加一层叶子和其他软植物残渣，再加上水果、蔬菜和蛋壳。

And the bonebed was formed in a marshy, aquatic environment - one that dried out from time to time, based on the plant remains that have been found there.

骨床是在沼泽、水生环境中形成的——根据在那里发现的植物遗骸，这个环境会不时干涸。

And when a fire comes through the forest, it can just singe the surface of those accumulated plant remains, or it can burn deeply into them like a severe burn combusts most of that forest floor.

当一场大火穿过森林时，它只会烧焦那些堆积的植物残渣的表面，或者它可以像严重的起火一样深深地燃烧进森林的大部分地面。