[医] 昆虫传染病

VOA慢速英语2017 巴西、美国发现防治柑橘黄龙病分子

Researchers have identified a molecule that attracts an insect which carries citrus greening disease. 研究人员确认一种分子可吸引携带黄龙病病毒的昆虫。 This development is expected to help farmers control a disease that has des

发表于:2018-12-07 / 阅读(88) / 评论(0)

2017年VOA慢速英语(十二)月

2006年VOA标准英语-UNICEF: Children in Ethiopia Facing Lethal

By Lisa Schlein Geneva 31 March 2006 Women fetch water in drought-hit Dubluk, Ethiopia The U.N. Children's Fund, UNICEF, says Ethiopian children are facing an epidemic of lethal diseases. UNICEF says

发表于:2018-12-16 / 阅读(85) / 评论(0)

2006年VOA标准英语（三月）

Dengue and Other Mosquito-Borne Diseases Continue to Plague

Kurt Achin It is rainy season in Southeast Asia, and the region is facing its annual battle with dengue fever and other mosquito-borne diseases. The World Health Organization says such diseases are a

发表于:2019-01-11 / 阅读(54) / 评论(0)

VOA2004（上）--国际时事

VOA标准英语2011--Scientists Target Mosquito-Borne Illness

Scientists Target Mosquito-Borne Illnesses Of all the disease-spreading insects in the world, the mosquito poses the greatest menace, according to the World Health Organization (WHO). As if to underscore that threat, two mosquito-borne viral diseases

发表于:2019-01-14 / 阅读(45) / 评论(0)

VOA标准英语2011年(八月)

美国国家公共电台 NPR Beyond Lyme: New Tick-Borne Diseases On The Rise In U.S.

LAKSHMI SINGH, HOST: Ticks are known to carry Lyme disease. You probably already know that. But there are about a dozen other diseases carried by ticks that are cropping up and spreading across this country. It's part of a trend around the world. Ove

发表于:2019-01-16 / 阅读(62) / 评论(0)

2017年NPR美国国家公共电台3月

2007年VOA标准英语-UN Warns of Health Crisis in Flood-Stricken Sou

By Lisa Schlein Geneva 07 August 2007 A woman wades through a flooded street to collect food in Sirajgonj, about 104 kilometers (65 miles) north of Bangladesh's capital Dhaka, 03 Aug 2007 United Nations aid agencies are warning that millions of peopl

发表于:2019-02-08 / 阅读(69) / 评论(0)

2007年VOA标准英语（八月）

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