标签:Insect 相关文章
material scientists admire spider silk for being lightweight and strong.now another arthropod product is getting into the act insect cuticle,the tough flexible material is inside insect skeleton.researchers at harvard * institute for biological inspi
Some people love insects and others absolutely hate them. I cant count how many of my friends are terrified of insects. I have one friend who jumps and screams at the sight of the tiniest bug. Hes over forty years old! My son loves insects. He has ma
Lizard 蜥蜴 A lizard is a reptile and it has a scaly skin and short neck. 蜥蜴是爬行动物,它有鳞片状皮肤和短脖子。 Also, they usually have a small head and a long tail. 而且,它们通常头小,尾巴长。 Mostly they live
This is Scientific Americans 60-Second Science. Im Adam Hinterthuer. Got a minute? Youve probably heard about mercury contamination in fish. But a new study says that the toxin has climbed out of the water. Researchers from the College of William Mar
The earths tropics teem with species. Theyre far more biologically diverse than the cooler parts of the planet. And scientists have credited higher temperatures and greater amounts of sunlight. But a new study claims that the secret to tropical biodi
Some people love insects and others absolutely hate them. I cant count how many of my friends are terrified of insects. I have one friend who jumps and screams at the sight of the tiniest bug. Hes over forty years old! My son loves insects. He has ma
Idiom: Make your toes curl ( be digusted ) Hit the book: Insect Pitcher plant Digestive juices Flytrap Nectar Clap
Idiom: On the table 所想的条款等讲得清楚明白 Hit the book: Laboratory Carry out Outstanding Expedition Solo walk Nickname Insect Scholarship Botany Enroll
Short Conversation打电话预订酒店 A:I am planning to stay at your hotel between September thirteenth and fifteenth.Do you have any special promotions? B:Are you attending the medical conference scheduled that week? A:No,I'm just visiting a lo
[00:00.00]Unit 11 Working with Animals [00:06.12]Lesson 43 [00:08.71]1.3 The cheetah is a beautiful animal. [00:13.97]It is yellow-brown with black spots. [00:17.78]Most cheetahs live in Africa. [00:21.20]The cheetah is the fastest land animal. [00:2
SCIENCE IN THE NEWS - Cloning in South Korea / Ancient Insect / Preeclampsia Research By Broadcast: Tuesday, March 09, 2004 (THEME) VOICE ONE: This is Science in the News, in VOA Special English. I'm
Scientists Help Insects to Help Colorado River Fish Fish need insects for food. So, healthy rivers have healthy insect populations. However, in the United States, part of the Colorado River has an insect shortage that has left many fish without food.
Development Report - Secret of DEET Could Lead to New Insect Products Scientists finally discover how the world's most widely used insecticide works. Transcript of radio broadcast: 11 May 2008 This is the VOA Special English Development Report. DEET
Lesson 72 The Clever Spider 第72课 聪明的蜘蛛 You may have seen men setting nets in the sea, or in a river, to catch fish. Let me tell you about the little animals that are always setting nets in your house and in your garden in much the same
Try to find a spider's web on a bush or on the grass in your garden, and look very closely at it. The spider makes the outside lines of the web first. Then it forms the lines which extend like the spokes of a wheel from the centre of the net to the e
But even though the insect brain is organized very differently from ours, there are some striking similarities. 虽然昆虫与人类大脑的组成大相径庭,但是仍有很多惊人的相似之处。 For example, most insects have smell detecto
The human brain is one of the most sophisticated organs in the world, 人类的大脑是世界上最复杂的器官之一, a supercomputer made of billions of neurons that processes and controls all of our senses, thoughts, and actions. 一个由数十
Lesson 29 The Fly 第29课 苍蝇 The common fly which you so often see on the window-panes is called the house-fly. The large flies which are so fond of meat are called blow-flies. 小朋友, 你在窗玻璃上经常看见的普通苍蝇, 叫家蝇,
Is this a defect,or are the authors working out of,or trying to forge,a different kind of aesthetic? (3) 这究竟是一种缺陷呢,还是这些作者想要按照一种与众不同的美学体系进行创作,抑或是在试图创立一种与众不
Would Americans Let Edible Insects Come to Dinner? It may sound sickening to some of you, but many people can and do eat insects. Edible insects are a great source of high quality protein and minerals known to be important to good health, like calciu