In 1831, naturalist Charles Darwin set out on a voyage to the Pacific aboard the HMS Beagle. Darwin arrived in Brazil in 1832, and began documenting the enormous biodiversity of the rainforest of Rio de Janeiro province. In his diary, he mentions par

发表于:2018-12-03 / 阅读(52) / 评论(0) 分类 自然百科2008年

Broadcast: Feb 17, 2003 By Jill Moss This the VOA Special English Development Report. Researchers have discovered a successful new treatment to fight lymphatic filariasis around the world. This diseas

发表于:2018-12-07 / 阅读(77) / 评论(0) 分类 VOA2003(上)-健康资讯

Drug-Resistant Malaria Spreads in Southeast Asia 东南亚地区耐药疟疾传播 From VOA Learning English, this is the Health Report. 这里是美国之音慢速英语健康报道。 On Thailand's border with Myanmar, also known as Burma, a malari

发表于:2018-12-16 / 阅读(50) / 评论(0) 分类 2014年VOA慢速英语(八)月

参加顶级科学竞赛的美国高中生 WASHINGTON Some of the brightest high school students in the United States showcased their ground-breaking math and science research at the annual Intel Science Talent Search. Forty high school seniors, who

发表于:2018-12-18 / 阅读(38) / 评论(0) 分类 VOA标准英语2015年(七月)

Ladybugs love to snack and feast on other pests, so people began importing in Asian species called hollyqueen ladybugs as natural pest control. But in their new environments the hollyqueens wiped out native ladybugs and they have their parasites to t

发表于:2018-12-24 / 阅读(66) / 评论(0) 分类 Scientific American(五)月

This Scientific Americans 60 Seconds Science. I'm Wit Games, got a minute.A bad infection can make you delirious, but mind clears once germs are gone, usually. Not so when researchers recently injected mice with taxol plasma Ganede, this parasites pr

发表于:2018-12-24 / 阅读(35) / 评论(0) 分类 Scientific American(九)月

DEVELOPMENT REPORT - 80 Million Treated Against Elephantiasis By Jill Moss Broadcast: Monday, April 19, 2004 This is Robert Cohen with the VOA Special English Development Report. Elephantiasis Patient

发表于:2019-01-07 / 阅读(69) / 评论(0) 分类 农业与发展

DEVELOPMENT REPORT – August 19, 2002: Malaria Organism By Jill Moss This is the VOA Special English Development Report. Researchers in the United States have discovered that the organism that causes

发表于:2019-01-11 / 阅读(74) / 评论(0) 分类 农业与发展

This is the VOA Special English Health Report. Sleeping sickness is a deadly disease that infects about sixty thousand people in Africa each year. Now scientists in Scotland say they may have found a new treatment. Their findings are in the journal S

发表于:2019-01-12 / 阅读(76) / 评论(0) 分类 2010年VOA慢速英语(四)月

Fish-Sucking Parasite Named After Bob Marley The new species is called Gnathia marleyi, named in honor of the late reggae star, Bob Marley. Lead researcher Paul Sikkel, a marine biologist at Arkansas State University with a passion for Marleys music,

发表于:2019-01-13 / 阅读(82) / 评论(0) 分类 VOA标准英语2012年(七月)

New Malaria Drugs Stop Parasite Early U.S. medical researchers report a possible breakthrough that might prevent infection by one of the two most widespread varieties of malaria. A new class of anti-malaria compounds kills the parasites in the develo

发表于:2019-01-13 / 阅读(73) / 评论(0) 分类 VOA标准英语2011年(十一月)

Promising Target For Malaria Vaccine Identified British researchers have discovered a biochemical key used by the malaria parasite to invade human blood cells. The discovery could pave the way for an effective malaria vaccine. The Plasmodium malaria

发表于:2019-01-13 / 阅读(84) / 评论(0) 分类 VOA标准英语2011年(十一月)

Progress Has Been Made In Containing Malaria, More Needs To Be Done For every minute that goes by, a child under five years of age dies of malaria. Malaria has been diagnosed on every continent, but sub-Saharan Africa is the region most afflicted. Dr

发表于:2019-01-14 / 阅读(48) / 评论(0) 分类 VOA标准英语2013年(四月)

1.Life is not fair,get used to it . 生活是不公平的,要去适应它. 2.The world won't care about your self-esteem.The world will expect you to accomplish something before you feel good about yourself. 这个世界并不会在意你的自尊.它指望你在自我感觉良好之

发表于:2019-01-17 / 阅读(49) / 评论(0) 分类 白领英语晨读

肯尼亚:疟疾疫苗带来新希望 Malaria control efforts currently depend mostly on things like chemically-treated mosquito nets and spraying against the disease-carrying insects. But scientists in Kenya say that next year, a new malaria vacci

发表于:2019-01-19 / 阅读(67) / 评论(0) 分类 VOA双语新闻 2014年11月

It was a grand ceremony at the Stockholm Concert Hall. Professor Hans Forssberg explained the work of chief professor Tu Youyou. During the 1960s and 70s, Tu Youyou took part in a major Chinese project to develop anti-malarial drugs. When Tu studied

发表于:2019-01-19 / 阅读(77) / 评论(0) 分类 2015CRI中国国际广播电台

Idiom: Pot luck ( bring the meal together ) Hit the book: Fluctuation Thaw Defrost In plain sight Overblown Paranoid Parasite complication REFRIGERATOR STORAGE NEVER store uncooked meat, poultry, or fish above prepared items. Storing raw product on t

发表于:2019-01-22 / 阅读(106) / 评论(0) 分类 趣味青春英语

DANIEL:Whatare you still doing here? TYLER: Waitingfor you, Danny. Always waiting for you. DANIEL:Youneed to go. Now. TYLER: Stepahead of you. I got myself a ticket back to Cali tonight. I thought maybe youcould come with me. I mean, come on.

发表于:2019-01-23 / 阅读(43) / 评论(0) 分类 跟着美剧练发音

This is the VOA Special English Development Report. The World Health Organization is using a new combination of drugs to treat human African trypanosomiasis disease, also known as sleeping sickness. The drugs nifurtimox an eflornithine will be given

发表于:2019-01-31 / 阅读(80) / 评论(0) 分类 2010年慢速英语(一)月

Ya?l: Hey, Don, How come a rooster is fancier than a hen? Don: Ummm! I dunno, Ya?l. So drivers can see it when it crosses the road. Y: Nice try, but males birds are more brightly colored and have more ornamented feathers than females for two reasons.

发表于:2019-02-23 / 阅读(48) / 评论(0) 分类 英语时差8,16