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SSS 2008-08-29

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. This will just take a minute. Youve probably chased a fly or two around the house this summer. And, chances are, it took a few swings before you brought down the buzzing nuisance.

发表于:2018-12-02 / 阅读(234) / 评论(0)

Scientific American(八)月

VOA常速英语2008年-US Government Reviews Laser Eye Surgery

By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca

发表于:2018-12-08 / 阅读(181) / 评论(0)

VOA常速英语2008年（四月）

VOA慢速英语2013 EXPLORATIONS - The History of the Laser

EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can

发表于:2018-12-16 / 阅读(170) / 评论(0)

2013年VOA慢速英语(二)月

SSS 2008-10-29

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Still lots of undecided voters out there, with less than a week to go before election day. But many of these undecideds may already have made their choice. Even though

发表于:2018-12-24 / 阅读(155) / 评论(0)

Scientific American(十)月

【一起听英语】大脑与政治观

人的大脑的结构会影响人的政治立场吗？ Alice: Hello, I'm Alice. Rob: And I'm Rob. Alice: And this is 6 Minute English! Weve had a special request from our listeners in Lugano, Switzerland for a more complicated topic this week. Were t

发表于:2018-12-27 / 阅读(184) / 评论(0)

一起听英语

Watch the US Navy’s New Laser Weapon in Action

The United States Navy has demonstrated a new laser weapon operating in the Persian Gulf. The Laser Weapons System, or LaWS, is deployed on the USS Ponce transport ship. A live test firing of the weapon was recently carried out for Cable News Network

发表于:2019-01-02 / 阅读(192) / 评论(0)

2017年VOA慢速英语(七)月

Brains and politics

Alice: Hello, I'm Alice. Rob: And I'm Rob. Alice: And this is 6 Minute English! Weve had a special request from our listeners inLugano, Switzerland for a more complicated topic this week. Were talkingabout the structure of the brain, and how it could

发表于:2019-01-07 / 阅读(223) / 评论(0)

六分钟英语

VOA标准英语2013--The History of the Laser

The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci

发表于:2019-01-12 / 阅读(235) / 评论(0)

2013年VOA慢速英语(五)月

VOA慢速英语2012--The Laser: Futuristic Science Found at Your Local Store

EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: Welcome to EXPLORATIONS in VOA Special English.Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one

发表于:2019-01-12 / 阅读(207) / 评论(0)

2012年VOA慢速英语(一)月

英语听力：自然百科虫虫兄弟—13

She spun her snell with silkglands on the underside of her abdomen. The threads harden on contact with air. The trap's set, but she's treading carefully. The web's only sticky in places. She can move around, but others can't. The first bite of the da

发表于:2019-01-22 / 阅读(180) / 评论(0)

自然百科2013年

经济学人72:全球房价

HOUSING markets are prone to boom-and-bust cycles, with prices overshooting then undershooting sustainable levels. To work out whether they are over- or undervalued, The Economist uses two gauges. One assesses affordability by comparing prices with d

发表于:2019-01-27 / 阅读(145) / 评论(0)

经济学人财经系列

VOA常速英语2007年-Scientist in Texas Runs NASA's Lunar Laser Prog

By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

发表于:2019-01-31 / 阅读(217) / 评论(0)

VOA常速英语2007年（十一月）

IPO重启 A股连续下跌

IPO重启 A股连续下跌 BEIJING, Jan. 7 (Xinhuanet) -- Chinese stocks extended their losses from last week and sank to a five-month low on Monday amid lackluster economic data and fears that the flood of new listings that will soon hit the market

发表于:2019-02-03 / 阅读(208) / 评论(0)

英语新闻

我国二胎政策的公布促使备孕产品激增

The volume of Internet searches for products related to pregnancy preparation saw a dramatic increase after China announced its plan last week to allow all couples to have two children. 自中国上周颁布允许夫妻有二孩的政策之后，与备

发表于:2019-02-06 / 阅读(161) / 评论(0)

英语新闻

世上最长铁路促进中欧贸易

The longest rail link in the world, dubbed the silk road express, connects the industrial hub of Yiwu on the East coast of China with the Spanish capital Madrid. The link, first established late last year, is part of the Chinese governments plans to

发表于:2019-02-06 / 阅读(258) / 评论(0)

英语新闻

事实：达芬奇眼中的树-Da Vinci’s Rule of the Trees

Pre-Listening Vocabulary observation: something that you see cross section: a view of the inside of something after a cut has been made across it hold true: remain a fact or truth even in other situations ideal: suitable sap: fluid (sugar and mineral

发表于:2019-02-08 / 阅读(434) / 评论(0)

Facts-事实

妊娠糖尿病与心脏疾病有关

妊娠糖尿病与心脏疾病有关 WASHINGTON, March 12 (Xinhua) -- Women who develop gestational diabetes may face an increased risk of early heart disease later in life, even if they do not develop diabetes subsequent to their pregnancy, U.S. res

发表于:2019-02-08 / 阅读(199) / 评论(0)

英语新闻

热门单词：“富豪物价指数”用英文怎么说？

7月28日，胡润研究院发布2015富豪消费价格指数，报告显示，富豪消费价格总水平比去年下降1.8%，这是九年来首次出现负增长。请看《中国日报》报道： The Hurun Luxury Consumer Price Index, an annual

发表于:2019-02-18 / 阅读(176) / 评论(0)

英文语法词汇

China's Supreme Court opens doors to Internet users

发表于:2019-02-19 / 阅读(173) / 评论(0)

英语新闻

万物简史第360期:进入对流层(1)

17 Into the Troposphere 第十七章进入对流层 Thank goodness for the atmosphere. It keeps us warm. 谢天谢地，我们有了大气。它使我们有了个温暖的环境。 Without it, Earth would be a lifeless ball of ice with an average te

发表于:2019-02-25 / 阅读(196) / 评论(0)

万物简史

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antidecomposition additive

antihyperphenylalaninemics