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

没有根茎加固，土壤被雨冲走。

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

这些根茎细节图片刊登在《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、树干以及根茎能量会更多。

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根茎阳崇拜符号。

They looked wonderful with the golden flowers and green stems.

在蒲公英金黄花朵嫩绿根茎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, 每一根茎顶端都会长出一个" 穗子" 。

" What sort of roots? " asked Susan.

“什么样根茎？”苏珊问。

Aspens have long roots that burrow through the soil.

白杨有着钻透土壤长根茎。

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

18. 用塑料或铝箔纸包裹香蕉根茎。

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

一根茎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根茎或块茎含有更多蛋白质。

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

那么被真菌根茎我们全球经济有什么关系？

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

这是一朵有着细细根茎并且洁白如雪花。

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

隐藏在我们眼皮底下，根茎被一种叫做丛枝菌根真菌定殖。

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

一种很受欢迎却没有说出口补充剂来自一种不太可能根茎类蔬菜。

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，它们根茎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.

就连它最深根茎，直根，往地面下延伸也不会超过一米。

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根茎草药药。

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，它缺乏精细根茎结构，它没有可称为“根”部分。

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

土豆是一种圆形根茎类蔬菜，在世界各地很受欢迎。