voamsyy 2016 南非将开始HIV疫苗试验

AIDS Vaccine Testing Taking Place in South Africa 南非将开始HIV疫苗试验 A new clinical trial is taking place in South Africa on an experimental vaccine that could safely prevent infection with HIV, the virus that causes AIDS. 一种新的预防

voa标准英语2008年-US Wants North Korean Verification Commitments

The United States said Friday it expects North Korea, during an international meeting in Beijing next month, to commit, in writing, to allow inspectors to take samples from its nuclear sites. North Korea contends it hasn't agreed to sampling as part

SSS 2009-10-30

You can teach your dog to lie down. But you cant teach him to lie, or to know when youre lying. Because a new report shows that Spot cant spot deception. The studys in the journal Behavioural Processes. Weve all known pooches who run and hide when th

2013年ESL之就医和人际交往 08 Participating in a Clinical Trial

Participating in a Clinical Trial Lucinda: You look tired. Are you all right? Elan: Im fine. Its this clinical trial Im enrolled in. Im suffering from some side effects. Lucinda: Are they serious? Elan: No, theyre not too bad. I was told to expect so

SSS 2008-09-05

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Open a newspaper any day of the week and youre likely to read about a promising new treatment for one disease or another. But according to a study publis

美联社新闻一分钟 AP 2012-08-17

1. A battle for energy in the pursuit of the White House. In Iowa, President Obama blasts Mitt Romney for opposing tax supports for wind power. In Ohio, Romney came out in support of coal as a home-grown energy source. 2. An attorney for the family o

voa标准英语2008-US Cites Difficulties at Korea Nuclear Talks

The State Department said a critical round of talks in Beijing on ending North Korea's nuclear program is not trending in the right direction. U.S. officials said Pyongyang risks losing promised benefits if talks on verifying its nuclear activities

voa标准英语2008-US Says North Korea Deal Can't Advance Without V

The State Department says the deal under which North Korea is to end its nuclear program in return for aid and diplomatic benefits cannot go any farther without an agreement to verify disarmament steps. Four days of talks in Beijing on a verificatio

voa标准英语2008-US Expects "Difficult" Beijing Talks on North Ko

The U.S. State Department said it expects a meeting in Beijing next week on ending North Korea's nuclear program to be difficult, but that no consideration is being given to scrapping the six-party talks. The senior U.S. delegate to the talks Friday

VOA标准英语2010年-Study Questions Results of Clinical Tr

From time to time, researchers stop clinical trials because the results seem almost too good to be true. A new international study shows that is probably because those results are not true. When researchers end a clinical trial early because the resu

VOA双语新闻：希尔：朝鲜半岛无核化核实最关键

The leading U.S. diplomat conducting talks with North Korea and its neighbors on the nation's nuclear program says verification will be the most important aspect of the effort to remove nuclear weapons from the Korean peninsula. Assistant Secretary o

英闻天下——393 Banks Carry Out Nationwide ID Verification

Bankcard owners in China should take precautions now. If your bank account was opened any time before June 30th, 2007, you will have to go through an identity verification process when doing business at banks, as all the financial institutions are fo

中药首次获得美国FDA批复

SHIJIAZHUANG, Dec. 25 (Xinhua) -- A listed Chinese herbal medicine maker on Thursday said its compound flu formula has received approval from the U.S. Food and Drug Administration (FDA) for clinical tests. The decision has paved the way for Chinese h

Testing of Drugs

81 一年轻妇女死于药品试验 DATE=8-11-01 TITLE=IN THE NEWS #493 - Testing of Drugs BYLINE=Nancy Steinbach （Start at 1'05

2007年VOA标准英语-UN Remains Hopeful on Nepal Peace Deal Despite

By Liam Cochrane Kathmandu 16 July 2007 Nepalese Maoist rebels train at a camp in Makwanpur, south of Kathmandu (File) Nepal's former Maoist rebels are refusing to allow United Nations officials to continue verifications called for in the agreement t

2007年VOA标准英语-UN Conference Aims to Reduce Threat of Biologic

By Lisa Schlein Geneva 20 August 2007 Experts attending an international conference are calling for quick action to reduce the threat posed by biological weapons. Participants attending the week-long meeting at the United Nations in Geneva say the so

VOA标准英语10月-US Envoy Hopes 'Conversation' in N. Korea Will Sa

Washington's main envoy in talks aimed at getting rid of North Korea's nuclear weapons is in South Korea. He plans to visit Pyongyang to discuss the North's recent steps toward resuming activity at its main nuclear facility. Meanwhile, Japan has ren

2007年VOA标准英语-Nepal's Maoists Postpone UN Troop Verification

By Liam Cochrane Kathmandu 14 June 2007 Nepal's former rebel Maoist party has asked the United Nations to postpone the verification of the number of their fighters, after two party leaders were killed in the country's south. The United Nations was sc

人类能否在两三年内治愈癌症

How one company is using artificial intelligence to develop a cure for cancer 人类能否在两三年内治愈癌症？ Could we be just two or three years away from curing cancer? Niven Narain, the president of Berg, a small Boston-based biotech fi

经济学人197:学术不端 一系列的错误(下)

A bigger can? 一个更大的罐头？ By the end of 2010, Dr Potti had resigned from Duke, 到2010年底，Potti博士已经从杜克大学辞职， the university had stopped the three trials for good, 学校永久停止了那三项临床试验，