甲氧基-DDT

OxyContin Warning

86 去痛片须慎用 DATE=8-16-01 TITLE=SCIENCE REPORT - OxyContin Warning BYLINE=Jerilyn Watson （Start at 1'02

发表于:2019-01-02 / 阅读(74) / 评论(0)

科技之光

VOA标准英语African Countries Debate Using DDT in Anti-Mal

African Countries Debate Using DDT in Anti-Malaria Efforts The chemical pesticide DDT has been banned by most countries for use in agriculture, but some continue to use it indoors to kill insects that carry malaria. In Zambia, it's an important part

发表于:2019-01-14 / 阅读(65) / 评论(0)

VOA标准英语2011年(七月)

VOA标准英语2010年-Meth Still Grips, But Doesn't Strangle

Raw anti-drug campaign awakens state Ted Landphair | Missoula, Montana 04 February 2010 Photo: Montana Meth Project Adults across Montana were frightened by what they were seeing. Some hardly recognized their meth-addled teenagers. Related Links Mont

发表于:2019-02-02 / 阅读(52) / 评论(0)

VOA标准英语2010年(二月)

英语博客(A cup of English):Vaccines for Foxy.

Beginners. Today, Foxy had an appointment with the vet for vaccinations and a general check-up. She is about eight months old, so she needed her second set of vaccinations. The vet also needed to see if her growth was normal and healthy. I put her in

发表于:2019-02-07 / 阅读(69) / 评论(0)

英语博客 A cup of English

Debate Rages Over DDT Use in Uganda

As Uganda looks to eliminate malaria, the country is engaged in a debate(辩论会) over the use of chemicals such as DDT in some of the world's most malarial regions. In the district of Apac in northern Uganda, the risk of malaria is higher than any

发表于:2019-02-17 / 阅读(50) / 评论(0)

英语新闻

环球英语 — 181：Crystal Meth: A Drug Problem

Voice 1 Hello. Im Ruby Jones. Voice 2 And Im Marina Santee. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. A small candle burns. It re

发表于:2019-02-21 / 阅读(64) / 评论(0)

环球英语 Spotlight

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