80天攻克雅思核心词汇-04

abeyance 暂时无效，中止，暂搁 abdicate 放弃，让位，辞职 abort 取消 abrogate 废除 abscond 潜逃 barrier 障碍物，妨碍因素，界线；用栅围住 brakedowm 崩溃，衰弱，细目分类 bankrupt 破产，破产者；使破产；完全丧失 cease 停止 deter 阻止，威慑 drawback 缺点；

VOA慢速英语2009-Agriculture Report - Do-It-Yourself: Compost

This is the VOA Special English Agriculture Report. Compost is a dark, rich material added to soil to improve it. Compost is produced when bacteria and fungi break down organic matter, aided by insects, earthworms and other organisms. This natural r

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Each year, scientists work to develop a unique influenza vaccine to protect people against the strain expected in the coming flu season. Mutations in the virus mean that last year's vaccine probably won't protect against this year's flu variety. Now,

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Kyrgyzstan's interim government is trying to cut a deal with the country's defiant president who had fled south after last week's bloodshed in the capital. The continuing standoff has the Central Asian nation concerned about further violence. 吉尔吉

英闻天下——464 New HIV Vaccine Developed in Spain

The team led by Dr. Josep Maria Gatell, has produced a vaccine which reduces the level of HIV in patients' blood by 90 percent after twelve weeks of vaccinations. The team at Barcelona's Clinic Hospital has been developing the vaccine for the past fi

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The Shape Of Lightning Bolts As a thundercloud moves through the air, a strong negative charge gathers near its base. Because opposite charges attract, this negative charge is anxious to combine with the positive charges in the ground. Eventually a l

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How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

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Restaurant patron: Gimme the chocolate milkshake and the cheeseburger deluxe. Waitress: Thats the cheeseburger with lettuce, tomato, onion, fries and statin pill, coming right up. That scene could someday happen, if researchers at Imperial College Lo

VOA慢速英语2017--南瓜有益于健康

Health Benefits of Pumpkins From VOA Learning English, this is the Health Lifestyle report. There is one food that takes center stage during autumn the pumpkin! Many people use this orange gourd as a decoration at Halloween. But we also use it in man

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Scientists Say Genetically Modified Rice Can Prevent HIV Researchers say a new genetically modified rice can prevent infections of HIV, the virus responsible for the disease AIDS. 研究人员称一种新的转基因水稻可以预防艾滋病病毒感

Letter Bomb Explodes at European Parliament;

Letter Bomb Explodes at European Parliament; No Injuries Roger Wilkison A letter bomb sent to a top member of the European Parliament in Brussels exploded Monday in his office, but no one was injured.

VOA标准英语2009年-India Says At Least 12 Possible Terror

India's home minister has revealed that at least a dozen potential terror strikes on the country were thwarted this year. But he says, as part of a sweeping restructuring of India's intelligence apparatus, his own ministry needs to be split. Steve He

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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

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By Noel King Kigali 18 October 2007 Dissident Congolese General Laurent Nkunda and his National Congress for the People's Defense will not surrender or agree to integrate in Congo's national army without formal negotiations, a spokesman says. Noel Ki

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By Noel King Kigali 25 October 2007 U.N. officials in Congo say dissident Congolese General Laurent Nkunda has failed to make good on his pledge to send 500 of his troops for integration into Congo's regular army. Noel King has more in this report fr

China allocates 120 mln yuan to drought-hit SW province

BEIJING, Feb. 22 (Xinhua) -- The Chinese central government Wednesday allocated 120 million yuan (19 million U.S. dollars) to drought-stricken areas in southwestern Yunnan province. The relief funds, jointly arranged by the Ministry of Finance and th

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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

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Chemical specialists investigating the blasts believe sodium cyanide, a highly toxic inorganic compound might have been stored at the site. Gao Huaiyou, deputy director of Tianjin's work safety watchdog, says containers at the blast site are closed a