[医] 磷酸盐循环

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

发表于:2018-12-07 / 阅读(217) / 评论(0)

(科普英语)Earth and Sky

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发表于:2018-12-11 / 阅读(212) / 评论(0)

大学英语自学教程上

1200个最常用英语口语单词第四十单元

borrow ['bɔrəu] v.借来，借用 crowded [kraudid] a.拥挤的，密集的 fast [fa:st] a.ad.快(速)；a.牢，紧 headache ['hedeik] n.头痛(的事) laziness ['leizinis] n.懒J惰 necessary ['nesisəri] a.必需的，必要(然)的 problem [prɔ

发表于:2018-12-19 / 阅读(280) / 评论(0)

1200个常用英语口语单词（MP3+文本）

趣味青春英语电台第133期:off the hook

Idiom: off the hook 避免或者摆脱困境 Hit the book: Worthlessness Disruption Considerable Segregate Cycleway Scheme Noticeable

发表于:2018-12-27 / 阅读(190) / 评论(0)

趣味青春英语

大城市小世界 Series 3 Episode 5 - Environmental Issues

Introduction This support pack accompanies: Big City Small World Series 3 Episode 5 This support pack contains the following materials: 1. Before you listen: Vocabulary match up 2. Audio script 3. Comprehension Task 4. Comprehension Task 2: Match the

发表于:2018-12-27 / 阅读(158) / 评论(0)

英语听力大城市小世界

经济学人13:投资人与经济机器

Finance and Economics；Man and machine; 财经；投资人与经济机器； The economic ideas of the world's most successful hedge-fund boss; 世界最成功的对冲基金经理的经济思想； The most beautiful deleveraging yet seen is how Ra

发表于:2018-12-31 / 阅读(219) / 评论(0)

经济学人财经系列

心灵歌汤 cycles of time

发表于:2019-01-01 / 阅读(233) / 评论(0)

心灵歌汤

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

发表于:2019-01-02 / 阅读(319) / 评论(0)

(科普英语)Earth and Sky

专业术语—口腔生理学术语P2(英文详解)

pH - a measure of how acid or alkali a solution is. As the pH gets lower, the solution is more acid. At a pH of 7 the solution is neither acid nor alkali. pH is the inverse of the logarithm of the con

发表于:2019-01-03 / 阅读(186) / 评论(0)

医务英语

Cycling for food

BBC Learning English 6 Minute English Cycling for food Callum: Hello and welcome to 6 Minute English, I'm Callum Robertson and with me today is Rosie, hello Rosie. Rosie: Hello Callum Callum: Now today we're going to be talking about two of my favour

发表于:2019-01-07 / 阅读(167) / 评论(0)

六分钟英语

SSS 2009-04-06

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a

发表于:2019-01-08 / 阅读(230) / 评论(0)

Scientific American(四)月

VOA慢速英语2009-Development Report - In India, a Cycle Rickshaw

This the VOA Special English Development Report. Picture a bicycle with a two-wheeled carriage in place of a back tire. India has millions of these cycle rickshaws. The operators are called pullers. They ride through the streets pulling passengers a

发表于:2019-01-11 / 阅读(197) / 评论(0)

VOA慢速英语2009年（五）月

Why the 9 to 5 Office Worker Will Become a Thing of the Past

Why the 9 to 5 Office Worker Will Become a Thing of the Past The Natural Productivity Cycle In your personal life, when attending to business or working on side projects, how often do you spend 8 consecutive hours in front of a computer? It doesnt ma

发表于:2019-01-17 / 阅读(202) / 评论(0)

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【一起听英语】马路上的战争

马路上的车越来越多，在车多的马路上，自行车道甚至会被挤占，这是真的吗？ Alice: Hello and welcome to 6 Minute English from BBC Learning English: well be talking about a story in the news and learning some vocabulary a

发表于:2019-01-23 / 阅读(254) / 评论(0)

一起听英语

新西兰英语 179 Seven New Cycle Tracks

The government said that work on the first seven cycle tracks which were promised earlier this year will start in the summer. This will cost $9 million. Another $41 million will be spent later. Together these cycle tracks will be called The Great Rid

发表于:2019-01-27 / 阅读(251) / 评论(0)

新西兰英语

粉红猪小妹第二季MP3 40 - The Cycle Ride

图片1 图片2 图片3 图片4 图片5 图片6 图片7 图片8 图片9 图片10

发表于:2019-01-27 / 阅读(203) / 评论(0)

粉红猪小妹第二季

我国新一轮'猪周期'强势来袭!

After several years of low prices, the price of pork rose this year to a new historical peak. 经历了数年的价格低迷后，今年猪肉价格上涨，达到一个新的历史高峰。 Reviewing the fluctuating pork prices in China, there is an

发表于:2019-02-02 / 阅读(178) / 评论(0)

英语新闻

“大姨妈”的经典表达，女生不可不知！

有人曾经曰过：女生是一种生命力极其顽强的生物，每个月流血几天不止，却依然上得了厅堂，下得了厨房，斗得过小强，打得过流氓。那么，女孩纸们大姨妈来了，用英语怎么说？ 1. My per

发表于:2019-02-04 / 阅读(197) / 评论(0)

英语口语

外媒：科学家警告太阳将在2030年休眠

The Earth could be headed for a 'mini ice age' researchers have warned. 科学家警告称，地球可能会逐渐进入小冰河期。 A new study claims to have cracked predicting solar cycles - and says that between 2020 and 2030 solar cycles will

发表于:2019-02-05 / 阅读(200) / 评论(0)

阅读空间

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

发表于:2019-02-14 / 阅读(269) / 评论(0)

2017CRI中国国际广播电台

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