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VOA标准英语2012--Poverty Source of Tropical Infections in Texas, Gulf of Mexico

Poverty Source of Tropical Infections in Texas, Gulf of Mexico Chagas is an infectious disease transmitted by the kissing bug. The kissing bug looks a little bit like a cockroach but it has the ability to feed on blood and it lives in the very poor q

发表于:2018-12-08 / 阅读(257) / 评论(0)

VOA标准英语2012年(三月)

VOA常速英语2016--中和抗体有望助力艾滋病疫苗研制

中和抗体有望助力艾滋病疫苗研制 Researchers say powerful antibodies may hold clues to developing an effective AIDS vaccine.The antibodies were isolated from individuals already infected with HIV. Dr. Wayne Koff saysthe goal is to find a

发表于:2018-12-16 / 阅读(225) / 评论(0)

VOA标准英语2016年(七月)

VOA双语新闻：印尼总统把经济列为头等大事

During his first term in office, Indonesian President Susilo Bambang Yudhoyono oversaw a period of robust economic growth based on exports. This year exports have slowed as a result of the global recession. As the president gets set to begin his seco

发表于:2018-12-19 / 阅读(324) / 评论(0)

VOA双语新闻 2009年9月

SSS 2010-11-15

This is Scientific Americans 60-Second Science. Im Cynthia Graber. Thisll just take a minute. Heres a strange tale of two previously unrelated food products. First: chitlins, that delicacy of fried pig large intestines. Theyre well-loved throughout t

发表于:2019-01-08 / 阅读(284) / 评论(0)

Scientific American(十一)月

VOA慢速英语2013 流感病毒瓦解免疫系统的第一道防线

Flu Virus Disarms Immune System's First Responders 流感病毒瓦解免疫系统的第一道防线 From VOA Learning English, this is the Health Report. 这里是美国之音慢速英语健康报道。 Infection by the influenza virus may be more co

发表于:2019-01-12 / 阅读(269) / 评论(0)

2013年VOA慢速英语(十二)月

VOA标准英语2011--Scientists Gather for AIDS Vaccine 2011

Scientists Gather for AIDS Vaccine 2011 The largest conference on AIDS vaccine development is being held in Bangkok, Thailand FROM September 12th to the 15th. Researchers will discuss how to build on recent advances in a time of tight budgets. Organi

发表于:2019-01-13 / 阅读(227) / 评论(0)

VOA标准英语2011年(九月)

VOA标准英语2011--New Yellow Fever Vaccine Shows Promise

New Yellow Fever Vaccine Shows Promise A new vaccine for yellow fever is showing good results in tests as it overcomes one of the biggest problems with the current version. Yellow fever is a deadly disease that occurs in much of South America and sub

发表于:2019-01-14 / 阅读(278) / 评论(0)

VOA标准英语2011年(四月)

VOA标准英语2011--Potent Antibodies Offer New AIDS Vaccine

Potent Antibodies Offer New AIDS Vaccine Design Researchers say powerful antibodies may hold clues to developing an effective AIDS vaccine. The antibodies were isolated from individuals already infected with HIV. Dr. Wayne Koff says the goal is to fi

发表于:2019-01-14 / 阅读(248) / 评论(0)

VOA标准英语2011年(八月)

VOA双语新闻：8、美国准备销毁叙利亚化学武器

美国准备销毁叙利亚化学武器 The U.S. Defense Department is preparing to test a system it plans to use to destroy Syria's chemical weapons stockpiles at sea. Officials are offering reassurances that the process will be safe. 美国国防部正

发表于:2019-01-18 / 阅读(263) / 评论(0)

VOA双语新闻 2013年12月

VOA标准英语2009年-Indonesian President Sets Economic Priorit

发表于:2019-01-31 / 阅读(231) / 评论(0)

VOA标准英语2009年(九月)

VOA标准英语2010年-Israel Calls for 'Crippling' Sanctions

Israel has issued a stern warning after Iran said it had begun making a higher-grade nuclear fuel. Israeli Prime Minister Benjamin Netanyahu says Iran's intentions are clear. Iran is racing forward to produce nuclear weapons in brazen defiance of the

发表于:2019-02-12 / 阅读(235) / 评论(0)

VOA标准英语2010年(二月)

万物简史第203期:威力巨大的原子(17)

Meanwhile the tireless Rutherford, now back at Cambridge as J. J. Thomson's successor as head of the Cavendish Laboratory, came up with a model that explained why the nuclei didn't blow up. He saw that they must be offset by some type of neutralizing

发表于:2019-02-17 / 阅读(293) / 评论(0)

万物简史

【英语时差8,16】疫苗如何运作-上

When a virus enters your body, your body has to recognize it then produce a protein called an antibody. These antibodies attached to the virus and neutralize it. However, in the time it takes your body to produce enough antibodies, the virus may have

发表于:2019-02-23 / 阅读(235) / 评论(0)

英语时差8，16

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acanthurus lineatus

accumulative comparison

Actinostemma

alternating torsion fatigue test