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科学美国人60秒 SSS Some Malaria Mosquitoes May Prefer Cows to Us

As you've probably experienced firsthand, some mosquito species have a real taste for warm, human blood. So much so that if you raise them on it the lab, they'll accept no substitute. Fortunately, I don't get major reactions at all. Brad Main is a mo

发表于:2018-12-24 / 阅读(273) / 评论(0)

2016年Scientific American(九)月

VOA标准英语2009-Thailand Confirms Thousands of Karen Village

Thailand has confirmed reports that thousands of ethnic Karen villagers have fled into the country to escape fighting in neighboring Burma. Karen civilians take shelter on the bank of the Moei river after fleeing the fighting between Burmese soldier

发表于:2019-01-13 / 阅读(231) / 评论(0)

VOA标准英语2009年(六月)

VOA标准英语2009年-Call for Greater Disaster Preparedness

Acehnese run to higher ground during a tsunami drill held as part of the commemoration of the fifth anniversary of the Indian Ocean tsunami in Lhoong, Aceh province, Indonesia, 26 Dec 2009 Five years after the devastating tsunami struck the Asia Paci

发表于:2019-01-13 / 阅读(255) / 评论(0)

VOA标准英语2009年(十二月)

美国国家公共电台 NPR Probiotic Bacteria Could Protect Newborns From Deadly Infection

ROBERT SIEGEL, HOST: Now some good news, especially for babies around the world. Scientists in the U.S. and India have found an inexpensive treatment for a common infection. It could save hundreds of thousands of newborns each year. The treatment com

发表于:2019-01-16 / 阅读(239) / 评论(0)

2017年NPR美国国家公共电台8月

Italy lacks energy for economic revamp

ROME, Dec. 3 (Xinhua) -- Italy lacks the necessary energy(能量,活力) and strength for an economic revival while unemployment and poverty are on the rise, warned a report issued Friday. The 44th edition of the Censis think tank social survey, the

发表于:2019-01-19 / 阅读(298) / 评论(0)

英语新闻

科学美国人60秒 SSS 2016-8-15

In Africa's battle against malaria, two low-tech tacticsinsecticides and bed netshave done a decent job killing off mosquitoes. But it's mainly one species that's been affected. That's a species called Anopheles gambiae, sometimes called the African

发表于:2019-01-20 / 阅读(272) / 评论(0)

2016年Scientific American(八)月

EDUCATION REPORT - New Reports Look at Education for Hispani

EDUCATION REPORT - New Reports Look at Education for Hispanics in the U.S. By Nancy Steinbach Broadcast: Thursday, November 10, 2005 I'm Steve Ember with the VOA Special English Education Report. The

发表于:2019-01-30 / 阅读(273) / 评论(0)

教育与新闻

吃的少能让人更聪明？

吃的少能让人更聪明？ Eating less could help you remember more, researchers have found. 有研究者发现，吃得少能提高记忆力。 Skipping dessert and having an after-dinner coffee instead could also be good for your brain, as well

发表于:2019-02-05 / 阅读(237) / 评论(0)

实用英语

VOA双语新闻：缅甸卡伦族村民逃避战乱进入泰国

Thailand has confirmed reports that thousands of ethnic Karen villagers have fled into the country to escape fighting in neighboring Burma. 泰国证实了报告所说的数以千计卡伦族村民为逃避邻国缅甸战乱而进入泰国的消息。

发表于:2019-02-14 / 阅读(270) / 评论(0)

VOA双语新闻 2009年6月

你听说过“失宠假”吗？

Some pet owners across the US can now take time off work to grieve properly after losing their beloved companions. 如今，部分美国人可以向公司请失宠假，去悼念他们死去的宠物了。 At least three national companies have now c

发表于:2019-02-18 / 阅读(229) / 评论(0)

阅读空间

万物简史第509期:丰富多彩的生命(5)

You might not think there would be that many people in the world prepared to devote lifetimes to the study of something so inescapably low key, 你或许会认为，世界上不会有多少人愿意花毕生的心血来研究那个不起眼儿的东西

发表于:2019-02-21 / 阅读(387) / 评论(0)

万物简史

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学英语单词

anti-climb

antitrade

Arms index

artificial dried grass