People and animals eat many kinds of roots.

人和动物食用各种各样的根。

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The majority of the grains, about 80%, were from cereal crops like barley, and about 10% were bits of roots, including lily, which would have made the beer sweeter, the scientists say.

其中约80%的谷物来自谷类作物，例如大麦，另有约10%为小块的根茎，包括百合的根茎，科学家们说，这会让啤酒更甜。

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A single rye plant can spread up to 400 miles of roots underground.

单单一颗黑麦植物的根可以蔓延至地下400英里。

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This improves the growth of roots and increases the movement of water through the soil.

VOA: special.2009.06.30

What is that? It's the piece of code we wrote for computing square roots, square roots of actually perfect squares.

对吧？这是什么呢？,这是我们写的计算平方根的代码，计算完全全平方根的。

麻省理工公开课 - 计算机科学及编程导论课程节选

All right, this is actually a very old piece of imperative knowledge for computing square roots, it's attributed to Heron of Alexandria, although I believe that the Babylonians are suspected of knowing it beforehand.

好，这是一个很古老的,关于计算平方根的程序性知识，是亚历山大的海伦提出的，不过我怀疑在那之前,巴比伦人就已经猜想过了。

麻省理工公开课 - 计算机科学及编程导论课程节选

It also requires the right kind of plant, with the right kind of roots.

CNN: Flower power

With Lancashire at its core, each show offers the listener the best of roots and acoustic music from the UK and beyond.

BBC: Presenter profile: Phil Brown

One of the most gifted and consistent singer-songwriters of the generation that followed Bob Dylan, Mr. Earle has established a modest reign of his own among fans of roots music.

WSJ: What Makes Steve Earle Run