With no vegetation and no roots to reinforce them, nothing holds the soils back.

有物和加固，土壤被雨冲走。

Details and photos of those roots are in the journal Science.

这些细节和图片刊登在《科》期刊上。

They spend more energy on their leaves, trunks and roots than on their acorns.

比起橡果，它们给予叶子、树干以及能量会更多。

Sheldon's looking up the phallic symbolism of root vegetables in Renaissance paintings.

谢尔顿正在查阅文艺复兴画作中物阳物崇拜符号。

They looked wonderful with the golden flowers and green stems.

在蒲公英金黄花朵和嫩绿映衬下他们看上去漂亮极了。

In autumn, an " ear" forms at the end of each stem.

秋天, 每一顶端都会长出一个" 穗子" 。

" What sort of roots? " asked Susan.

“什么样？”苏珊问。

Aspens have long roots that burrow through the soil.

白杨有着钻透土壤长。

18. Put plastic or aluminum foil around the stems of bananas.

18. 用塑料或铝箔纸包裹香蕉。

A stray end of stalk pricks the pad of my thumb.

一末端刺破了我拇指指腹。

But potatoes have more protein than these other kinds of roots or tubers.

但是土豆比其他种类或块含有更多蛋白质。

So what does a root covered in fungi have to do with our global economy?

那么被真菌覆盖和我们全球经济有什么关系？

It was a flower white as snow with thin green stripes.

这是一朵有着细细并且洁白如雪花。

So hidden from our eyes, plant roots are colonized by a fungus called arbuscule mycorrhizae.

隐藏在我们眼皮底下，物被一种叫做丛枝菌真菌定殖。

A popular yet unspoken supplement comes from an unlikely root vegetable.

一种很受欢迎却有说出口补充剂来自一种不太可能类蔬菜。

Whiter than fine pearls were the lilies, and their stems were of bright silver.

比上等珍珠还洁白百合花，它们是由亮闪闪纠银子做成。

Even its single deepest root, the taproot, extends less than one meter into the ground.

就连它最深，直，往地面下延伸也不会超过一米。

A nonvascular plant, it lacks an elaborate root-and-shoot anatomy; it has no roots to speak of.

作为一种非维管物，它缺乏精细结构，它有可称为“”部分。

Harriet remembered the medicines from certain roots and herbs her mother used to make.

哈丽雅特记得她母亲以前制作某些和草药药物。

A potato is a round root-like food that is eaten as a vegetable and is popular around the world.

土豆是一种圆形类蔬菜，在世界各地很受欢迎。