美国国家公共电台 NPR How Zika Became So Dangerous For Babies

AILSA CHANG, HOST: Scientists say they have solved a mystery about the Zika virus. They think they've figured out why the virus became a global threat all of a sudden and started causing severe birth defects. As NPR's Michaeleen Doucleff reports, the

英语听力：2013-12-29 地平线：什么害死了我们的蜜蜂—17

-There are at least pieces of evidence which show really serious impacts from levels of neonicotinoids that bees, wild bees could be exposed to in wild environment.And the arguement against the ban was laid out by one of the pesticide manufacturers.

【英语语言学习】我们的食物究竟怎么了

Hello. My name is Birke Baehr, and Im 11 years old. I came here today to talk about whats wrong with our food system. First of all, I would like to say that Im really amazed at how easily kids are led to believe all the marketing and advertising on T

闭着眼睛飘单词 四级词汇2

[0:0]acute adapt严重的，激烈的 使适应，使适合 [0:18.7006]addition additional adequate adjective加，加法 添加的，额外的 充足的，足够的 形容词 [1:13.5063]adjust administration admission adopt校正，调整 管理，经营，支配 准许进入，准许加入 收养，采纳，

VOA慢速英语2013 世卫组织帮助营养不良儿童治疗艾滋病毒

AS IT IS 2013-12-17 WHO: Test, Treat Malnourished Children for HIV 世卫组织帮助营养不良儿童治疗艾滋病毒 From VOA Learning English, welcome to As It Is. Im Steve Ember in Washington. Today on our program, we tell about a study that s

有声英文阅读-为科学而献身

Sacrificed to Science? Professor Colin Blakemore works at Oxford University Medical School doing research into eye problems and believes that animal research has given humans many benefits: The use of

VOA慢速英语2013 Study: Protein in Mother's Milk May Prevent HIV Transmission to Infants研究发现母乳中蛋白质能预防艾滋病毒传播

Study: Protein in Mother's Milk May Prevent HIV Transmission to Infants研究发现母乳中蛋白质能预防艾滋病毒传播 From VOA Learning English, this is the Health Report. 这里是美国之音慢速英语健康报道。 Hundreds of thousa

英文药品说明书的写法（十一）

上述10项是绝大多数英文药品说明书中必备项目，但是许多说明书中还常常出现其他一些项目。例如： 1、特点（Characteristics） 2、性质（Properties） 3、药代动力学（Phamacokinetics） 4、用药过量（

英文药品说明书的写法（三）

有些说明书较详细地介绍药品的药理作用（Pharmacological Actions）。其内容主要包括药理作用、临床药理（Clinical Parmacology）、体外试验（in vitro experiments）、药物代谢（Metabolism）、药效（Potenc

清华学生的“PX百度词条保卫战”

In defense of science, truth Bi Xiaotian acquired a new habit recently. Every time he opens his web browser, he checks the entry of paraxylene (PX) on Baidu Baike. As one of the participants in correcting the Baidu entry in early April, the 22-year-o

VOA慢速英语2014 AS IT IS 2014-01-12 WHO: Test, Treat Malnourished Children for HIV 世卫组织帮助营养不良儿童治疗艾滋病毒

AS IT IS 2014-01-12 WHO: Test, Treat Malnourished Children for HIV 世卫组织帮助营养不良儿童治疗艾滋病毒 From VOA Learning English, welcome to As It Is. Im Steve Ember. Today on our program, we tell about a study that shows vitamins

VOA慢速英语2015 耐药结核病传播的可能性较小

AS IT IS 2015-07-02 Drug-Resistant Tuberculosis Less Likely to Spread 耐药结核病传播的可能性较小 The number of multi-drug-resistant tuberculosis cases is rising. Multi-drug-resistant TB results from a bacterium a group of small living th

职场人际：有礼貌就是王道吗？

People are naturally destructive. They alter conversations, divulge pointless information, and spread toxicity in their wake. Such individuals dont deserve polite treatment. 人都具有消极的天性，容易改变立场，散布无意义的信息，

TED英语演讲:揭秘现代食物体系的阴暗面

Hello. My name is Birke Baehr, and I'm 11 years old. I came here today to talk about what's wrong with our food system. First of all, I would like to say that I'm really amazed at how easily kids are led to believe all the marketing and advertising o

【小龟乐游记】罪恶都市（57）

文本： CALLER: Mr. Teal, your help in eradicating those out-of-towners was ___(1)___. I have more work for you with a more 'hands-on' _(2)_. Your next job is taped under the phone.

改变生活从远离那些不靠谱的朋友开始

朋友有毒，用白话说就是狐朋狗友，如果你总和这些朋友厮混在一起，你的生活永远是一团糟。 Toxic friends complicate your life. These people are more than a nuisance, theyre parasitic. Precious time slips away as yo

如何写证明书

证明书种类很多，有工作经历证明、工作经验证明、病情证明、留学生经济担保书、学业成绩证明书等等，是用来证明一个人的身份、学历、婚姻状况、身体情况等或某一件事情的真实情况。

科学家将污染物变成打印机墨水

Anirudh Sharma doesn't just want to pull harmful carbon from the air. He wants to offer a cheaper alternative to the exorbitant costs of ordinary printer ink. 阿尼鲁德夏尔马不仅想除掉空气中的有害炭物质，还希望创造一种更便

Impacts of Air Pollution on Birds

They're often considered scavenging pests, but Australia's native White Ibis is helping scientists understand the impact of urban life on wildlife. These long-legged birds are a barometer of Sydney's environmental health. Our reporter Li Dong has the

万物简史 第226期:把铅撵出去(15)

Absurdly, he was excluded from a 1971 National Research Council panel appointed to investigate the dangers of atmospheric lead poisoning even though he was by now unquestionably the leading expert on atmospheric lead. 荒唐的是，一个美国研究委