标签：insects 相关文章

新概念英语85年上外美音版第四册 第2课

Lesson2 Spare that spider Why, you may wonder, should spiders be our friends ? Because they destroy so many insects, and insects include some of the greatest enemies of the human race. Insects would make it impossible for us to live in the world; the

发表于:2018-12-24 / 阅读(54) / 评论(0) 分类 新概念英语85年上外美音版

科学美国人60秒 SSS 2014-08-26

Based on the sheer number of ants that invaded my home this summer, it seems hard to believe, but a new study finds that the numbers of invertebrates, which include any animal without a spine, has fallen by nearly half over the past thirty-five years

发表于:2018-12-24 / 阅读(58) / 评论(0) 分类 2014年Scientific American(八)月

英语听力文摘 English Digest 566、小虫防冻秘招！

Bug Antifreeze Ever seen a cricket wearing a parka? Probably not, but you might have wondered how insects make it through the winter! After all, theyre cold-blooded, so their body temperature is pretty close to the temperature around them! Why dont b

发表于:2018-12-31 / 阅读(50) / 评论(0) 分类 英语听力文摘 English Digest

英语听力文摘 English Digest 596、以前的昆虫是很庞大的！

In The Past, Insects Were Huge! Once upon a time, hundreds of millions of years ago, many insects were much larger than they are today. Scientists have found fossilized remains of dragonflies with wingspans several feet in diameter. Other insects wer

发表于:2018-12-31 / 阅读(53) / 评论(0) 分类 英语听力文摘 English Digest

VOA标准英语2008年-India's Conservationists Bugged About Growing I

Conservationists in South Asia are raising an alarm about a growing illegal trade in insects. VOA Correspondent Steve Herman reports from New Delhi that some exotic species, bought from unsuspecting village children for a couple of coins, can fetch

发表于:2019-01-08 / 阅读(54) / 评论(0) 分类 VOA标准英语2008年（八月）

2007年VOA标准英语-Visitors Enter Colorful Insect World in Butterf

By Mike O'Sullivan Los Angeles, CA 05 July 2007 Butterflies, with their colorful wings and intricate patterns, may be the world's most popular insects. At the Natural History Museum of Los Angeles County, visitors can see a close-up view of the flyi

发表于:2019-01-11 / 阅读(101) / 评论(0) 分类 2007年VOA标准英语（七月）

美联社新闻一分钟 AP 威尼斯举办雷戈塔·斯多利卡划船比赛

威尼斯举办雷戈塔斯多利卡划船比赛 This is AP News Minute. A final memorial service was held for the late US Senator John McCain at the US Navy Academy in Annapolis on Sunday. On the academy grounds, overlooking the Severn River, McCain

发表于:2019-01-11 / 阅读(124) / 评论(0) 分类 美联社新闻一分钟2018(九)月

2006年VOA标准英语-Scientists Decode Honey Bee Genome

By Jessica Berman Washington 26 October 2006 An international consortium of scientists has completed work on deciphering the genome of the honey bee. They hope the work will lead to a better understanding of one of the earth's most social and ecolog

发表于:2019-01-12 / 阅读(119) / 评论(0) 分类 2006年VOA标准英语（十月）

2007年VOA标准英语-Genetically Altered Mosquitoes May Offer Hope t

By Jessica Berman Washington 19 March 2007 Transgenic mosquito Scientists say they are a step closer to showing that it may be possible to genetically alter mosquitoes to control malaria, a disease that kills more than a million people in developing

发表于:2019-01-16 / 阅读(113) / 评论(0) 分类 2007年VOA标准英语（三月）

[科学美国人60秒] SSS 2015-12-03

The widespread death of honeybees has some farmers fretty because if honey bees disappear, who will pollinate their crops. Almost any kind of insects you can think of. Marggie Mayfield, an ecologist at the Universtiy of Queensland in Australia. Globa

发表于:2019-01-20 / 阅读(66) / 评论(0) 分类 2015年Scientific American(十二)月

英语听力文摘 English Digest 441、昆虫是怎样喝水的？

How Insects Drink？ 昆虫是怎样喝水的？ A: I was sitting on my Porsche yesterday,having a soda, and a wasp picked its head into the can and drink from my soda.For the sugar i konw that's why i drink soda.But the Garmin wondering about how di

发表于:2019-01-26 / 阅读(46) / 评论(0) 分类 英语听力文摘 English Digest

英语听力文摘 English Digest 480、如何破无头绪凶杀案？

Forensics 辩论术/ 法医学 A murder has been committed. The scene of the crime is a secluded area. There were no witnesses , and the body is considerably decayed . As the chief investigator, you have a suspect who was in town a week ago. But to c

发表于:2019-01-26 / 阅读(59) / 评论(0) 分类 英语听力文摘 English Digest

英语听力文摘 English Digest 508、昆虫也有舌头吗？

Ya?l: Somebody bought my daughter a game called Cuddies. Don: I love that game！ Y: I don't know about that. But the little plastic tongue-like part of that strange insect like body did inspire me to wonder about taste and insects. Do insects have t

发表于:2019-01-26 / 阅读(62) / 评论(0) 分类 英语听力文摘 English Digest

学个词Learn a Word 第1373期　like-minded

今天我们要学的词是like-minded。 Like-minded, 意思是想法和目标相同的。维基解密的创始人阿桑奇频频登上新闻头条。 He founded WikiLeaks with a group of like-minded people in 2006, 他在2006年与一群志向相似的

发表于:2019-02-06 / 阅读(51) / 评论(0) 分类 英语单词荟萃

科学美国人60秒 SSS 昆虫捐献DNA给无关的虫类

Insects Donate DNA to Unrelated Bugs 昆虫捐献DNA给无关的虫类 You can thank your parents for your DNA. Because humans share genes through sexual reproduction, passing DNA from parent to child. It's known as the 'vertical transfer' of DNA. No

发表于:2019-02-13 / 阅读(65) / 评论(0) 分类 2018年科学美国人2月

英语听力文摘 English Digest 369、“勒不死”的苍蝇

Can You Choke a Fly? 你绝对勒不死苍蝇 Don:These dark flies are driving me badly! I wish I could strangle each of every one of them! Yal:Im sorry to say, but thats impossible. D: I realize that. I dont mean that I have to strangle all of them.

发表于:2019-02-16 / 阅读(51) / 评论(0) 分类 英语听力文摘 English Digest

英语听力文摘 English Digest 300、二氧化碳能增加食欲？

All This Carbon Dioxide is Making Me Hungry 伊利诺伊大学的研究人员在《美国国家科学院院刊》（PNAS）网络版发布的一项最新研究报告显示，大豆类作物的抗虫害能力正随着二氧化碳含量的增多而逐渐

发表于:2019-02-24 / 阅读(62) / 评论(0) 分类 英语听力文摘 English Digest
最新学习文章
热门学习文章