June 26th, 1963During the Cold War, President John F. Kennedy visits what's then West Berlin, showing solidarity with its citizens against communism. As a free man, I take pride in the words Ich bin ein Berliner. The visit takes place exactly fifteen

发表于:2019-01-19 / 阅读(56) / 评论(0) 分类 历史上的今天-2013年

June 26th, 1963During the Cold War, President John F. Kennedy visits what's then West Berlin, showing solidarity with its citizens against communism. As a free man, I take pride in the words Ich bin ein Berliner. The visit takes place exactly fifteen

发表于:2019-01-19 / 阅读(62) / 评论(0) 分类 历史上的今天-2014年

June 26th, 1963During the Cold War, President John F. Kennedy visits what's then West Berlin, showing solidarity with its citizens against communism. As a free man, I take pride in the words Ich bin ein Berliner. The visit takes place exactly fifteen

发表于:2019-01-19 / 阅读(54) / 评论(0) 分类 历史上的今天-2015年

They are extremely awkward on land, and not exactly graceful in the water. But there's something endearing about these egg-laying mammals. Platypuses can only be found in the rivers, streams and lakes along the east coast of Australia. But they range

发表于:2019-01-22 / 阅读(85) / 评论(0) 分类 自然百科2009年

Beneath the tourist gondolas on Lake Xochimilco in Mexico lives a creature that resembles a monster. Known as the water monster or Mexican walking fish, the axolotl is type of salamander. The Ambystoma Mexicano, this species, is the axolotl of Xochim

发表于:2019-01-22 / 阅读(85) / 评论(0) 分类 自然百科2008年

Business Biotech patents Taking it personally 商业 生物技术专利 对人下药 A legal fight over a new generation of medicine 新一代药品的法律纠纷 DRUG research is in dark times, as pipelines dry up and development budgets are cut. 但

发表于:2019-01-26 / 阅读(90) / 评论(0) 分类 经济学人商业系列

Business 商业 Patenting biology 生物技术专利 Prometheus unsound 被缚的普罗米修斯 America's Supreme Court wallops the biotech industry 美国最高法院沉重打击生物技术产业 PATENTS are supposed to encourage innovation, not s

发表于:2019-01-26 / 阅读(69) / 评论(0) 分类 经济学人商业系列

生活大爆炸第一季第十集_3:The Loobenfeld Decay -Sheldon:Leonard? Leonard? Leonard? -Leonard:Let it go, Sheldon. 饶了我吧Sheldon。 The murder was the first mate whether it makes sense to you or not. 凶手是那个大副不管你能

发表于:2019-01-28 / 阅读(88) / 评论(0) 分类 生活大爆炸第一季

Are Parasites to Thank for Sex? A study in the journal The American Naturalist implies that parasites helped drive the development of sex, because the shuffling of genes gives sex-produced progeny an advantage over asexual genetic clones. Cynthia Gr

发表于:2019-01-30 / 阅读(92) / 评论(0) 分类 60秒科学

14 科技新闻摘要(三) DATE=5-1-01 TITLE=SCIENCE IN THE NEWS #2122 - Digest BYLINE=Staff VOICE ONE: This is Bob Doughty. VOICE TWO: And this is Sarah Long with Science in the News, a VOA Speci

发表于:2019-01-30 / 阅读(90) / 评论(0) 分类 科技之光

28 癌症治疗新手段 DATE=5-29-01 TITLE=SCIENCE IN THE NEWS #2126 - New Cancer Treatments BYLINE=Nancy Steinbach VOICE ONE: This is Doug Johnson. VOICE TWO: And this is Sarah Long with Science in

发表于:2019-01-30 / 阅读(180) / 评论(0) 分类 自然探索

AGRICULTURE REPORT – June 11, 2002: Featherless Chickens By George Grow A featherless female This is the VOA Special English AGRICULTURE REPORT. Humans have long wanted to change animals to meet the

发表于:2019-01-30 / 阅读(70) / 评论(0) 分类 农业与发展

By Caty Weaver Broadcast: September 19, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists have identified the elephants that live on the island of Borneo in Malaysia

发表于:2019-01-30 / 阅读(158) / 评论(0) 分类 VOA2003(下)-环境与健康

AGRICULTURE REPORT - Second Mad-Cow Case Found in U.S. By Mario Ritter Broadcast: Tuesday, July 12, 2005 I'm Faith Lapidus with the VOA Special English Agriculture Report. The United States has its se

发表于:2019-01-30 / 阅读(244) / 评论(0) 分类 农业与发展

One in five people carry a 'smart gene' variant linked to long lifespan, bigger forebrains and enhanced mental ability, researchers have found. 研究人员发现,每五个人中就有一个人携带聪明基因变体,携带这种基因的人更长

发表于:2019-02-01 / 阅读(58) / 评论(0) 分类 阅读空间

171.Re: 问“通货膨胀”和“供过于求”的表达方法? 通货膨胀inflation 供过于求,可以用很多表达方式,用单词可以用glut/surplus e.g. There is a glut/surplus of eggs

发表于:2019-02-01 / 阅读(118) / 评论(0) 分类 英文语法词汇

gage n.标准尺寸,规格;规量,量表 解析:gage = gauge galaxy n. 星系;[the Ga-]银河(系) 同义词:milkway n.银河系 gallery n. 长廊,画廊 gallop v./n. (马)奔驰,飞跑 gang n. 一帮

发表于:2019-02-03 / 阅读(86) / 评论(0) 分类 英文语法词汇

These foolish things / 这些愚蠢的玩意儿 Of course, love is about more than just genes. Cultural and social factors, and learning, play big roles. Who and how a person has loved in the past are

发表于:2019-02-04 / 阅读(80) / 评论(0) 分类 阅读空间

SHENZHEN, June 18 (Xinhua) -- China established its first national gene bank on Friday in south China's city of Shenzhen with the support of the Beijing Genomics Institute (BGI), officials said. With the establishment of the National Gene Bank in She

发表于:2019-02-07 / 阅读(66) / 评论(0) 分类 英语新闻

From VOA Learning English, this is the Health Lifestyle report. Most healthy children between the ages of four and 10 grow about five centimeters a year. Parents often notice this growth by how quickly their children grow out of their clothes and sho

发表于:2019-02-09 / 阅读(68) / 评论(0) 分类 2019年VOA慢速英语(一)月