魔术美文记英语4级词汇 The New Autobiobiography

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Passing Through Airport Security

Passing Through Airport Security Roland: Why are you so nervous about flying? Natalie: Im not nervous about being in the air. Its going through security. I hear its a hassle and I dont want to end up being strip-searched. Roland: You wont be strip-se

英语听力：探索发现 科学新发现：我们的大气层-20

As the balloons rise higer still,they face an attact by an invisible bombardment,radiation.Every day the Sun radiates a titanic amount of energy,some of them in the form of high energy of ultra violet rays.These rays packed a powerful punch ,and in t

全国公共英语等级考试五级 c1

[00:00.00Exersise 3 [00:02.98]Part A [00:05.72]You will hear a talk giving by a fire officer. [00:10.37]As you listen,answer Questions 1--10 by circling True or False. [00:18.13]You will hear the talk ONLY ONCE. [00:21.97]You now have 60 seconds to r

蒋健棠听说学英语 Chapter16:The wildlife biologist

蒋健棠听说学英语 Chapter16:The wildlife biologist

Step by Step2000 Unit9 Everybody Can Help the Environment

Unit 9 Everybody Can Help the Environment Part I Warming up Tape-script: Part I 1. Buy fresh food that doesn't need a lot of packaging. 2. Try to buy organic fruit and vegetables from farmers who don't use chemicals. 3. Save as much water as possible

Business Channel 2006-11-23&25

Let's start out with the airlines, because airlines can be measured, Richard, in so many different ways, by revenue, by market cap , miles flown by paying customers, and one more, number of people flo

ESL Podcast 930 – Fearing Bioterrorism

Natalie: Why are you wearing that gas mask? Anton: Im getting used to it. If we ever have a bioterrorist attack, Ill be ready. Want to try one on? Natalie: No, thanks. If we get involved in biological warfare, I think well have some warning. Anton: T

Designer Antibiotics

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson （Start at 1'04

ENVIRONMENT REPORT - Asian Brown Cloud

ENVIRONMENT REPORT -August 30, 2002: Asian Brown Cloud By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. A United Nations study says a thick cloud of pollution covering southern Asia

Biosolids

By Mario Ritter Broadcast: October 28, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Farmers have long put animal waste on their fields. They may also use human waste. Mode

英语听力：自然百科 蛙类拯救阿根廷？

In Argentina, the small city of San Luis is adopting the frog as its provincial hero. Frogs have been touted by some as the antidote to a dengue fever outbreak that's gripped Argentina. There have been over 20,000 cases recorded this year, including

60秒科学:Champagne Bubbles Key to Taste

Champagne Bubbles Key to Taste A study in the Proceedings of the National Academy of Sciences finds that champagne's bursting bubbles provide aromatic compounds that add to the taste. Adam Hinterthuer reports Lets raise a toast to champagne. And its

AGRICULTURE REPORT - Biocontrols, Part 2

AGRICULTURE REPORT - Biocontrols, Part 2 By Mario Ritter Broadcast: Tuesday, April 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Biocontrols are the way nature seeks ba

CCTV9英语新闻：2013北京空气质量没有改善

Despite pledges in the last year to fight pollution, Beijing saw barely any improvement in air quality in 2013. The Beijing Environmental Protection Bureau says the intensity of major air pollutants remained much the same in 2013 as they were in the

俄科学家研制出"不老药"

俄罗斯莫斯科的一位生物能量学教授近日宣布，他已研制出一种能够有效延缓衰老的不老药，并有望于几年内上架销售。这位科学家用40年的时间研制出一种抗氧化剂，能够有效抑制氧分子对人

联合国:臭氧层将于2048年恢复原状

Ozone layer（臭氧层） 'is no longer disappearing and will return to full strength by 2048', says UN report. The ozone layer is no longer disappearing and could be back to full strength by the middle of this century, UN scientists have confirmed（

Step by Step 3000 第2册 Unit8:Everybody can help the environment(1)

Step by Step 3000. Book Two. Unit 8. Everybody can help the environment. Part 1. Warming up. A. Keywords. organization, protect, conserve, environment, nature, campaign, movement, climate crisis, waste, climate change, NGO (non-governmental organizat

万物简史 第455期:小生物的世界(26)

Between the autumn of 1918 and spring of the following year, 548,452 people died of the flu in America. 1918年秋天到次年春天，美国有54842人死于流感。 The toll in Britain was 220,000, with similar numbers dead in France and Germany. 英

万物简史 第498期:多灾多难的生命进程(18)

The KT meteor had the additional advantage advantage if you are a mammal, that is that it landed in a shallow sea just ten meters deep, KT陨石还有一个优势那就是说，要是你是个哺乳动物的话，那是个优势它在只有10米深的浅