In general,dead or living parts of plants need to be removed to improve the shape or growth of the plant.

VOA: special.2009.07.14

Imagine that we're somewhere in, let's say, the fourteenth century trying to understand life, the life of plants.

想象一下,我们正处在,比如,在14世纪人们试图去理解生命,理解植物的生命

耶鲁公开课 - 死亡课程节选

and getting rid of natural gas plants, for instance,

同时关闭天然气工厂等等，

全球变暖与国力 - SpeakingMax英语口语达人

He said the darkening of the Martian surface during some times of the year was caused by the growth of plants.

VOA: special.2010.07.11

Several large animal species had disappeared so people had to find other animals and so this changed from going to find animals to domesticating animals, and shift from collection of plants to production of plants.

很多大型动物物种已经灭绝了,人类不得不去寻找其他动物,因此这也就完成了从狩猎到驯养的转变,从采集到种植的飞跃

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Bones,hair,feathers, even the remains of plants have been found in deep, dry caves high in the rock walls.

VOA: special.2009.10.07

The little insects were crawling around, the plants were there. And come back and look at it, over a period of weeks, and see what's changing.

我可以看到昆虫爬来爬去，还看到有些植物，几个星期后，再来看，看看发生了什么变化。

普林斯顿公开课 - 人性课程节选

Warming temperatures are also threatening the many kinds of plants and animals that live in this mountain ecosystem.

VOA: special.2009.04.22

There's no mention of chicken or beef, In Genesis 1:30, God says that the animals are being given the green plants, the grass and herbs, for food.

并未提到鸡肉或牛肉，在《创世纪》第一章30节中说，动物将拥有,绿色植物和草木作为食物。

耶鲁公开课 - 旧约导论课程节选

Others are chosen for their smell. Generally, herbs come from the green leaves of plants or vegetables.

VOA: special.2009.05.19

The laurels and the myrtles that he addresses here are, of course, the traditional plants classically associated with great poets; but for Milton in this passage, importantly these plants simply aren't ripe yet.

诗中提到的月桂树和常青藤，传统上常常与伟大诗人相联系;,但在弥尔顿的这首诗，重要的是这些植物尚未成熟。

耶鲁公开课 - 弥尔顿课程节选

They are now discovering strange, new species of plants, animals and organisms surviving near hot currents that come out of the ocean floor.

VOA: special.2009.01.13

As much land as a man tills, plants, improves, cultivates and can use the product of, so much is his property " He by his labor encloses it from the commons."

一个人能耕耘，播种，改良，栽培多少土地,和能用多少土地的产品，这多少土地就是他的财产,这就像是他用他的劳动从公地圈来的那样“

耶鲁公开课 - 公正课程节选

Scientists use the word biodiversity to describe the existence of many kinds of plants,animals and other organisms.

VOA: special.2010.05.25

So economically it meant more-- it made more sense to eat meat under those circumstances, but of course the meat didn't exist in all places of the world, so some people were dependent on plants.

因此,从经济角度看,在那样的环境中,食肉更加合理,当然肉类并不是世界各地到处都有,因此,有些人们就依赖于农作物

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Their ancient languages contain a great deal of information about environmental systems and species of plants and animals that are unknown to scientists.

VOA: special.2009.12.02

He talks to himself, he plants a garden, he takes a stroll in the garden in the cool of the evening.

他自言自语，自己创造了一个花园,在一个凉爽的夜晚在里面散步。

耶鲁公开课 - 旧约导论课程节选

Several kinds of plants and animals are found in the canyon and nowhere else on Earth.

VOA: special.2009.10.07

Now these were important changes because humans of course can-- are omnivores and can eat both plants and animals, and therefore, the ability to secure nutrients from these different sources became very appealing to humans.

这些是很重要的变化,显然人类现在,是杂食动物,能够进食植物和动物,因为营养来源的多元化,对人类来说很重要

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Mister Cooper says the substances build up in the cells of plants, animals and human beings.

VOA: special.2009.06.23

There are other things that would qualify as food, but the not too much of course has to do with over-- intake of certain nutrients, the calories; and then eating mostly plants tends to be a pretty good idea.

辣奇多绝对不能算作食物,至于"适量饮食"则应参考,某些营养素及热量的摄入量,而"植物为主"是一条非常好的建议

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Straw is the dried stem part of plants such as wheat, millet and sorghum.

VOA: special.2009.01.12

Many kinds of plants and animals live in Kruger, including the famous "Big Five."

VOA: special.2009.08.19

They say the natural balance of plants and animals has been destroyed.

VOA: special.2009.06.30

Scientists also have found pollen from many different kinds of plants.

VOA: special.2010.04.07

He had never seen so many different kinds of plants.

VOA: special.2009.05.23

She studied philosophy,Latin and the science of plants and rocks.

VOA: special.2010.07.18

Generally,herbs come from the green leaves of plants or vegetables.

VOA: special.2010.06.01

Spices come from other parts of plants and trees.

VOA: special.2010.06.01

The marsh is home to a vast array of plants,fish, reptiles like the North American Alligator, and mammals.

VOA: standard.2010.05.09