Well, Chernobyl had a single reactor that melted down and they have three. Plus, the fuel pool. So, it's been pretty clear all along that this was on par with Chernobyl. There have been 10,000 trillion disintegrations every second have been released

发表于:2019-01-08 / 阅读(84) / 评论(0) 分类 CNN2011年(四)月

Plants that use animals to disperse their seeds can find themselves in a pickle. Their need to make fruit tasty enough to entice the local fauna, but they also need to make sure that their animal assistants don't digest the very seeds they are meant

发表于:2019-01-08 / 阅读(96) / 评论(0) 分类 Scientific American(六)月

1. Families are settling back in their homes after a fire at a North Carolina chemical plant forced them to evacuate. Authorities had asked more than 17,000 people to leave their homes. Investigators

发表于:2019-01-08 / 阅读(113) / 评论(0) 分类 美联社新闻一分钟2006

ARE WE WNDANGERED? steve jones is an environmental expert who tries to keep animals and plants from becoming endanged,we are not alone in the world. we human beings could not survuve without all the plants and animals around us. we often talk about h

发表于:2019-01-08 / 阅读(179) / 评论(0) 分类 高一上听力与朗读

新GRE写作机经:社会与自然 Society should make efforts to save endangered species only if thepotential extinction of those species is the result of human activities. 社会应该努力拯救濒危物种,只要这些物种的灭绝是人类活

发表于:2019-01-08 / 阅读(47) / 评论(0) 分类 GRE作文

Farmer Invents New Way to Grow Crops From VOA Learning English, this is Science in the News. Today, we tell about an American farmer and an unusual device he developed. For 20 years, people around the world have been buying his invention. Blake Whise

发表于:2019-01-12 / 阅读(98) / 评论(0) 分类 2013年VOA慢速英语(六)月

Farmer Invents New Way to Grow Crops 农民发明新的方式种植农作物 From VOA Learning English, this is Science in the News. Today, we tell about an American farmer and an unusual device he developed. For 20 years, people around the world hav

发表于:2019-01-12 / 阅读(91) / 评论(0) 分类 2013年VOA慢速英语(十)月

Rwanda Opens Biggest Solar Power Plant in East Africa 卢旺达开办东非最大的太阳能发电厂 The biggest solar power factory, or plant, in East Africa recently opened in Rwanda. Solar power is produced from sun light. The plant is in Agahoz

发表于:2019-01-12 / 阅读(83) / 评论(0) 分类 2014年VOA慢速英语(九)月

AS IT IS 2014-09-20 Scientists Discover Secrets of Coffee 科学家发现咖啡的秘密 An international team of researchers has created a sequence, or map, of the genes of the coffee plant known as Robusta. About one-third of the coffee drunk world

发表于:2019-01-12 / 阅读(76) / 评论(0) 分类 2014年VOA慢速英语(九)月

Test Your Vocabulary Knowledge of Farm Words 测试你关于农场的词汇知识 Today we have a vocabulary quiz. We start with two questions about terms for plants. First question: What is the name for a plant that lives only one year or one growin

发表于:2019-01-12 / 阅读(60) / 评论(0) 分类 2015年VOA慢速英语(六)月

AS IT IS 2016-10-09 Scientists Create Realistic Model of Dinosaur 科学家制作逼真的恐龙模型 British scientists have created what they believe is the best three-dimensional model of a dinosaur ever built. They say the model is almost the ex

发表于:2019-01-12 / 阅读(169) / 评论(0) 分类 2016年VOA慢速英语(十)月

Water pollution 水污染 A: Is the lake very polluted? A.这个湖污染严重吗? B: Well, I wouldn't swim in it- but the water is much cleaner than it was a few years ago. B:哦,我没法在里面游泳,但是比前几年清洁多了。 A: A

发表于:2019-01-14 / 阅读(67) / 评论(0) 分类 职业技术英语口语

Lesson 65 The Onion 第65课 洋葱 Onions have a very strong smell, which many people dislike; but for all that they are a very good and wholesome food. The onion is a hardy plant, and is easily grown. Let us go to a seed-shop and buy an ounce of on

发表于:2019-01-17 / 阅读(55) / 评论(0) 分类 英国学生科学读本

美国能源公司:清洁科技有利可图 Even before the U.S. Environmental Protection Agency released its proposed rules this month for reducing carbon emissions from the nations power plants, energy companies began converting older plants to c

发表于:2019-01-19 / 阅读(63) / 评论(0) 分类 VOA双语新闻 2014年6月

Lesson 13 Home 第十三课 居家 April 29 4月29日 A Fresh Garden for Spring! 满园香花迎春天! Read it! 读读看! Spring is here! Abby is happy. 春天来了!雅碧很开心, She loves fresh flowers. 她很喜欢鲜花, Maybe she

发表于:2019-01-23 / 阅读(89) / 评论(0) 分类 大家说英语

文本: UMBERTO: Tommy, you go and get us a little Haitian car. When you get it, come back and pick up my boy. Pepe, and take him out to the Haitians. Then, you go around to the Haitians processing plant, and you use their solvent as an _(1)_. Boom

发表于:2019-01-23 / 阅读(66) / 评论(0) 分类 小龟乐游记英语短文

I'm Bob Doughty. And I'm Shirley Griffith with EXPLORATIONS in VOA Special English. Today we travel around the world exploring the history of chocolate. Its story begins with a plant whose scientific name, Theobroma cacao, means food of the gods. For

发表于:2019-01-24 / 阅读(77) / 评论(0) 分类 英语语言学习

When the time came to plant, a Chinese farmer would have hundreds of different varieties to choose from. 一旦到了种植季节,中国的农民就需要在100多种稻种之中选出适合今年种植的稻种。 each of which offered a slightly

发表于:2019-01-29 / 阅读(43) / 评论(0) 分类 异类:不一样的成功启示录

59 美国科学家正试图培育抗叶锈病小麦 DATE=6-19-01 TITLE=AGRICULTURE REPORT - Developing Wheat Resistant to Leaf Rust BYLINE=George Grow (Start at 59

发表于:2019-01-30 / 阅读(117) / 评论(0) 分类 科技之光

AGRICULTURE REPORT - A Flower in Winter: The Poinsettia's Story By Mario Ritter Broadcast: Tuesday, December 13, 2005 I'm Steve Ember with the VOA Special English Agriculture Report. In many colder no

发表于:2019-01-30 / 阅读(144) / 评论(0) 分类 农业与发展