Earth and Sky:Water Cycle 水循环

Water Cycle 水循环 All the oceans on earth are salty, while inland water is typically fresh. How does water become salty? We'll answer a listener's question -- today on Earth and Sky. DB: This is Earth and Sky. We recently visited the Austin Childr

TED演讲：改变荒漠现状,扭转气候变化(7)

Today, we have young women like this one teaching villages in Africa how to put their animals together into larger herds, plan their grazing to mimic nature, 今天，我们有像这样的年轻女性在非洲的村庄里传授技术，如何把他们的

2018年CRI Bridge over railway completes rotation construction in Guangdong

The rotation construction of two sections of a giant super-tonnage bridge on the Shantou-Kunshan highway in China's Guangdong Province has been completed on Friday morning. The two sections of the bridge also span across the Beijing-Guangzhou high-sp

SSS 2008-08-26

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Don't be fooled by those big bovine eyes and the mouth slowly chewing cudcows have a magnetic personality. At least thats the claim made by German researchers in the

跟希哥学英语 第108期:人类为什么没有像牛那样的尾巴?

Why men and women don't have tails like cows? 人类为什么没有像牛那样的尾巴？

Earth and Sky:Fire Cycle 火灾规律

Fire Cycle 火灾规律 The El Nino phenomenon of 1997-98 unleashed torrential rain in some parts of the world, while creating abnormally dry conditions in others. And it sparked record numbers of wildfires. Learn more about climate and wildfire -- toda

Earth and Sky:Galactic Rotation 银河系自转

Galactic Rotation 银河系自转 Astronomers calculate there is ten times more matter in our Milky Way galaxy than we can actually see. Discover how the orbital motions of stars in the galaxy reveal dark matter -- on today's Earth and Sky. JB: I'm Joel

Genghis Khan 成吉思汗 - 13

For one month, his army plundered, burnt and raped. A year later, visiting foreign ambassadors described the streets as

96.Older Goats in America

A group of Americans were traveling by tour bus through Holland. As they stopped at a cheese farm, a young guide led them through the process of cheese making, explaining that goats' milk was used. Sh

SSS 2011-08-02

Plants are sitting ducks for every hungry herbivore that wanders past. But for some greens, a little grazing is the best thing that can happen. They grow back faster and fuller and make more seeds than they would have if left alone. Now scientists kn

英语晨读：人生车站

We're traveling by train.Out the windows, we drink in the passing scene of cars on nearby highways, of children waving at a crossing, of cattle grazing on a distant hillside, of smoke pouring from a power plant, of row upon row of corn ad wheat, of f

VOA慢速英语 2007 0306a

This is the VOA Special English Agriculture Report. To call something marginal means it is not very good. Farmers have their own way to define marginal land: It is the last to be planted under good conditions, and the first to be avoided under poor c

VOA慢速英语 2007 1106a

AGRICULTURE REPORT - Farming Marginal Lands By Mario Ritter / Broadcast: Mon, 5 Nov 2007 16:00:00 UTC This is the VOA Special English Agriculture Report. An Australian farmer stands on land damaged by lack of rain last year To call land marginal mea

VOA慢速英语 2008 0115a

This is the VOA Special English Agriculture Report. Cattle graze in the western state of Oregon Grasslands need time to rest when cattle and other animals feed on them. Moving animals from one area of pasture to another can provide the time needed f

美国小学英语教材4:第17课 为所有的小鸟

FOR ALL LITTLE BIRDS 为所有的小鸟 NANCY BYRD TURNER 南希伯德特纳 God who loves all things, 上帝爱万物, Folks and flocks and herds, 无论是人类，还是飞禽和走兽， Lend an ear to this my prayer 愿他垂听我的祈祷, For

美国国家公共电台 NPR Clashes Over Grazing Land In Nigeria Threaten Nomadic Herding

LYNN NEARY, HOST: For the past decade, Boko Haram has been killing thousands across northeastern Nigeria, causing millions to flee from their homes. But now there's another conflict in Nigeria that's killing more people than Boko Haram and threatenin

2017年CRI Complete Cycle of Beethoven's 9 symphonies continues to show in Beijing

Classical music fans in Beijing are now embracing a massive work-the complete cycle of Beethoven's 9 symphonies with The Deutsche Kammerphilharmonie Bremen. Paavo Jarvi, an internationally famous Estonian conductor, is the artistic director of the or

GRE阅读：如何快速锁定正确答案

GRE阅读理解考查的范围非常广，不像填空、类比和反义那样注重基础和词汇量，而GRE考试的阅读又与其他考试中的阅读有很大区别，所以在技巧方法上也要区分对待。GRE阅读中多见长句，对理

美国小学英语教材5:第59课 长牙象彭博·库巴(5)

LEADING HIS OWN HERD 领导象群 It was not only Kubwa's strength that made him win, for often he tackled elephants who were really stronger than himself. 库巴的力量不仅使他获胜，因为他经常对付比他强壮的大象。 But he was q

【英音模仿秀】大众总裁辞职

模仿句子：The company says 11 million cars were fitted with the software used to rig emissions tests in the US. Worldwide lawsuits with penalties into the billions could follow. 翻译：公司宣称：在美国，有1100万辆大众汽车配置了