标签：molecular 相关文章

Tech Companies Work to Create New, Plant-Based Food

Jeremy Coller likes alternative protein foods because he thinks the world may not be able to produce enough meat in the future. Coller is head of Coller Capital, a financial investment service. It has been investing in technology companies, especiall

发表于:2018-12-07 / 阅读(107) / 评论(0) 分类 2017年VOA慢速英语(六)月

CCTV9英语新闻：低空改革将有什么影响

Now for more insight on the topic, were joined on the phone by Mr. Zhao Yifei. Hes the associate dean of the Air Traffic Management Institute at the Civil Aviation University of China. Q1: Why is China opening its skies for general aviation at this p

发表于:2018-12-09 / 阅读(190) / 评论(0) 分类 CCTV9英语新闻2014年11月

新东方背诵文选 L27. Scientific Theories

In science, a theory is a reasonable explanation of observed events that are related. A theory often involves an imaginary model that helps scientists picture the way an observed event could be produc

发表于:2018-12-15 / 阅读(195) / 评论(0) 分类 新东方背诵文选

大学体验英语第三册Unit2-Passage B

The Wake-up Call from Stockholm

发表于:2018-12-29 / 阅读(102) / 评论(0) 分类 大学体验英语综合教程

英伦广角 激光可帮助啮齿类动物受损的牙齿再次生长

Ouch! About a quarter of all school-age kids will break or otherwise damage a tooth. Adults have their share of cracked chompers too. But what if fixing a busted bicuspid was as easy as zapping it with a laser? Preliminary work with young rats has mo

发表于:2019-01-02 / 阅读(126) / 评论(0) 分类 英伦广角

2010年麻省理工学院清洁能源奖揭晓(有声)

Time for M.I.T.s Clean Energy Prize. The annual competition gives teams of university students a chance to compete for $200,000 to kick-start their new clean energy business. One finalist designed a compression technology for natural gas wells that w

发表于:2019-01-02 / 阅读(325) / 评论(0) 分类 60秒科学

听歌学英语：Science-Allie X

Think we can see Mercury, following the light 以为追光而行我们就能见到水星 Driving to the restaurant while my lipstick dries 驾车去饭馆的路上我口红都干掉了 Yeah, we've got next to nothing but nothing feels so right 我们一

发表于:2019-01-03 / 阅读(77) / 评论(0) 分类 听歌学英语

拼了!巴西将动用"核辐射"绝育技术灭蚊抗寨卡

Brazil is planning to fight the Zika virus by zapping millions of male mosquitoes with gamma rays to sterilise them and stop the spread of the virus linked to thousands of birth defects. 巴西计划用伽马射线辐照数百万雄性蚊子，使其失

发表于:2019-01-07 / 阅读(94) / 评论(0) 分类 英语新闻

万花筒 2012-02-07&02-10 手机再也不怕水！？

A cellphone rests in its watery-grave,a distressing sight for cellphone users everywhere. But this one, isn't dead. Hello, this Alexan,thanks for calling ,welcome, how may I help you?Liquipel is a start-up company based in Santa Ana, California. It's

发表于:2019-01-07 / 阅读(102) / 评论(0) 分类 万花筒2012年

VOA慢速英语2015 改变植物基因或能增加产量

Changing Gene in Plant Could Yield More Crops 改变植物基因或能增加产量 Plants have a biological clock that tells them when to produce leaves, seeds and other growth. A new study says understanding that clock may help scientists develop cr

发表于:2019-01-12 / 阅读(96) / 评论(0) 分类 2015年VOA慢速英语(四)月

VOA标准英语2011--Scientists Try to Develop Safer Sleeping

Scientists Try to Develop Safer Sleeping Sickness Cure Researchers say they've developed a safer way to treat sleeping sickness, a parasitic disease that is fatal if not treated. Sleeping sickness, or trypanosomiasis, is a chronic medical problem in

发表于:2019-01-13 / 阅读(119) / 评论(0) 分类 VOA标准英语2011年(九月)

中英双语新闻——21 Frog skin medicine

Scientists have long known that the skin of frogs contains plenty of powerful germ-fighting substances because of the hostile environments they exist in. 科学家很久以前就知道，由于生存环境恶劣，青蛙的皮肤中含有大量能够对

发表于:2019-01-19 / 阅读(107) / 评论(0) 分类 中英双语新闻

PBS高端访谈:儿科癌症幸存者不得不面临一生的健康挑战

JUDY WOODRUFF: Almost 80 percent of children who are diagnosed with cancer today in the U.S. survive, thanks in large part to advances in treatments like radiation and chemotherapy. But a growing body of research indicates survivors are at greater ri

发表于:2019-01-27 / 阅读(109) / 评论(0) 分类 PBS访谈健康系列

HEALTH REPORT - How Antiviral Drugs Work

HEALTH REPORT - How Antiviral Drugs Work By Jerilyn Watson Broadcast: Wednesday, February 11, 2004 This is the VOA Special English Health Report. A representation of how viruses attack a cell. Here is

发表于:2019-01-30 / 阅读(97) / 评论(0) 分类 健康与经济

HEALTH REPORT - SARS Virus No Longer Such a Mystery

HEALTH REPORT - SARS Virus No Longer Such a Mystery By Cynthia Kirk Broadcast: Wednesday, July 27, 2005 I'm Shep O'Neal with the VOA Special English Health Report. SARS is a viral disease There is pro

发表于:2019-01-30 / 阅读(229) / 评论(0) 分类 健康与经济

万万想不到：电脑成厨王 出书分享原创食谱

When first encountered with the idea of computer-generated recipes, I assumed the result would be home cook-friendly. If the recipes were the result of science, and not art, then surely the average cook would be able to follow the recipe. 第一次听到

发表于:2019-02-05 / 阅读(115) / 评论(0) 分类 阅读空间

雅思阅读词汇：探索太空生命(4)

isolated adj. 孤立的 jurisprudence n. 法学 lander n. 登陆者 latitude n. 纬度 launch n.v.发射（导弹、火箭等） layperson n. 外行 lichen n. [植]青苔，地衣 locale n. 场所 LR=

发表于:2019-02-06 / 阅读(143) / 评论(0) 分类 英文语法词汇

美联社新闻一分钟 2008-05-13

1. Rescue workers in central China are frantically searching for survivors in rubble like this. Heavy rain continues to fall in the area after a 7.9-magnitude earthquake killed about 10,000 people. Chinese officials say there is a push to clear road

发表于:2019-02-11 / 阅读(165) / 评论(0) 分类 美联社新闻一分钟2008年(五)月

【英语时差8,16】培育葡萄

Grapes are one of mans oldest cultivated crops. Ancient hieroglyphics show Egyptians harvesting grapes. Greeks, Phoenicians, and Romans used grapes for food as well as wine. Today, about seventy-percent of harvested grapes are used to make wine. Wine

发表于:2019-02-15 / 阅读(76) / 评论(0) 分类 英语时差8，16

万物简史 第443期:小生物的世界(14)

Botanists and zoologists were much slower to admire its virtues. 植物学家和动物学家要过长得多的时间才看到它的优点。 It's not hard to see why. 原因不难明白， On Woese's model, the worlds of botany and zoology are relega

发表于:2019-02-17 / 阅读(87) / 评论(0) 分类 万物简史
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