所以蜂鸟不得不依赖于它们自然栖息地里的植物。
So humming birds have to rely on plants in their natural habitat.
在19世纪后期，生态学从它的自然历史和植物地理学的根源开始发展为一门独立的科学。
In the late nineteenth century, ecology began to grow into an independent science from its roots in natural history and plant geography.
发表在《自然》杂志上的一项长达10年的研究表明：仅仅经过基因改造，并不会使植物更有可能成为入侵物种。
Simply because they are genetically engineered does not make it any more likely for plants to become an invasive according to a decade-long study published in the journal Nature.
在北卡罗莱纳州的松树稀树草原上，对火灾增长的抑制使得其他植物生长过快，在它们的自然环境中胜于捕蝇草。
In the pine savannah of North Carolina, the increasing suppression of fires is allowing other plants to grow too quickly and out compete the flytraps in their native environment.
在那时，自然史是很有价值的探索工具，梅里安发现了有关植物和昆虫的真相，这些真相从未为人所知。
At a time when natural history was a valuable tool for discovery, Merian discovered facts about plants and insects that were not previously known.
我们的野生动植物之旅真是激动人心，使我们接触了自然状态下的野生动植物。
Our wildlife trips offer a thrilling encounter with wildlife in its natural state.
竹子是自然界中最令人惊奇的植物之一。
竹子是自然界最令人惊奇的植物之一。
一旦自然选择塑造了植物的适应机制，使之克服在陆地生活的障碍，植物物种就生机勃勃且丰富多样了。
Once natural selection had shaped the adaptations that helped plants overcome the obstacles to terrestrial living, plants prospered and diversified.
尽管他作为世界上最杰出的自然资源保护论者之一逐渐获得了国际上的认可，但许多英国人仍然认为他是一个与植物对话的怪人。
Although he has gradually gained international recognition as one of the world's leading conservationists, many British people still think of his as an eccentric person who talks to plants.
大自然保护协会还向众多入侵物种发起了宣战，从羊群到植物，再到具有攻击性的阿根廷蚁。
The Nature Conservancy has declared war on a multitude of invasive species here, from sheep to plants to the aggressive Argentine ant.
有指示标识的游览步道通常是为了保护自然环境、保障野生植物的安全。
Marked hiking trails are there usually to protect the natural environment and keep wild plants safe.
他们研究了太阳的运动，还关注了其他自然变化，如气温、水和植物生长。
They studied the sun's movement and also paid attention to other natural changes such as air temperature, water and plant growth.
自然界是五彩缤纷的，人类、植物和动物呈现出不同的颜色。
The natural world is colorful with humans, plants and animals showing different colors.
种上植物可以提高自然的能量、创造力，激发新的想法。
Bring in plants to enhance natural energy, creativity and spur new ideas.
我们很自然的对昆虫和植物进行微距拍摄，但对眼睛进行微距拍摄时是怎样的结果呢？
It is quite natural when you shoot macro shots of insects and plants, but to try to make a picture of the eye?
当你停止捕杀动物并学着去欣赏植物的自然味道时，你感到一切是那么的不可思议、充满活力。
When you stop killing animals and learn to appreciate the natural taste of plants, you feel incredible and alive.
这里有一些可以增加你的活力的自然植物。这些应该作为通过你的生活方式自然地产生活力的一个过渡而使用。
Here are some natural herbs for increasing your energy. These should be used as a transition to creating energy naturally through your lifestyle.
科学家们启动破坏植物自然防御系统的研究。
The scientists are running up against plants' natural defenses.
这种爱同样适用于人类王国，动物王国，自然王国和植物王国。
This love applies to the human kingdom, the animal kingdom, the elemental kingdom and the plant kingdom alike.
水果和蔬菜的汁液中含有自然的植物化学物质可以帮助我们排毒。
Fruit and vegetable juices contain phytochemicals that help us detox naturally.
牛津大学的OliveraPetrovich也做了一些类似的实验，对一些学前儿童问了自然事物诸如植物和动物的起源问题。
In similar experiments, Olivera Petrovich of the University of Oxford asked pre-school children about the origins of natural things such as plants and animals.
在大自然的碳循环中，植物生长时吸收CO2。
In the natural carbon cycle, plants absorb CO2 as they grow.
他热爱自然，详细地描述当地的植物群和动物群。
He loved nature, and describes the local flora and fauna in exquisite detail.
色素添加剂划分成两大类：从自然资源中(如植物，矿物，动物)获得的天然色素和不能在自然界中找到的人造色素。
Colour additives belong to one of two groups: pigments derived from natural sources such as vegetables, minerals or animals and those not found in nature and must be man-made.
小屋的选址非常不错——不远处有一条小河，自然景观唯美，植物种类丰富，便于就地取材。
The location is very successful - a river not far from the hut, a nature is extremely beautiful and offers various kinds of useful plants.
因为在这些地区以及和这些地区相类似的地区，自然界的植物已经被砍伐净尽，许多种动物将完全有可能灭绝。
There is every likelihood that many species of animals will be made extinct because of these and similar clearances of natural vegetation.
最让人感到惊奇的是，一个常被人挂在嘴边的自然现象——植物开花——人们对它进行的的定量研究居然是那么的少。
What is most surprising is that a subject that is so rich in metaphor-the blooming of a flower-had been studied so little from a quantitative perspective.
最让人感到惊奇的是，一个常被人挂在嘴边的自然现象——植物开花——人们对它进行的的定量研究居然是那么的少。
What is most surprising is that a subject that is so rich in metaphor-the blooming of a flower-had been studied so little from a quantitative perspective.
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