[化] 电弧喷镀

VOA标准英语2012--Dallas Continues Spraying in Fight Against West Nile Fever

Dallas Continues Spraying in Fight Against West Nile Fever Many people in Dallas continue to work and play outdoors, but they are heeding warnings from health officials to protect themselves. Fifteen-year-old Macias says he has followed the news repo

发表于:2019-01-13 / 阅读(52) / 评论(0)

VOA标准英语2012年(八月)

唐顿庄园第一季第四集_2

唐顿庄园第一季第四集_2 [INT. KITCHENS - DAY] ANNA Ugh. MRS PATMORE You've got a cold, I want you out of here. MRS HUGHES Anna, there you are. You know I'm out tonight, because I don't want to come home to any surprises. MRS PATMORE (laughs)

发表于:2019-01-29 / 阅读(346) / 评论(0)

唐顿庄园第一季

VOA慢速英语20060920a

HEALTH REPORT - W.H.O. Calls for Indoor Use of DDT to Control MalariaBy Caty Weaver Broadcast: Wednesday, September 20, 2006 This is the VOA Special English Health Report. A specialist in protective c

发表于:2019-01-30 / 阅读(142) / 评论(0)

2006年慢速英语（九）月

VOA标准英语2011--Spraying Insecticide Indoors Reduces Spr

Spraying Insecticide Indoors Reduces Spread of Malaria Researchers in West Africa have shown that spraying insecticide indoors can dramatically reduce malaria transmission. Efforts to develop a malaria vaccine have so far been disappointing, so progr

发表于:2019-02-12 / 阅读(94) / 评论(0)

VOA标准英语2011年(十月)

Dallas Continues Spraying in Fight Against West Nile Fever

DALLAS Officials in Dallas, Texas and the surrounding county of the same name are continuing to spray by land and air in an effort to suppress mosquitoes that spread the West Nile virus. Health officials have reported more than 200 cases of fever cau

发表于:2019-02-13 / 阅读(53) / 评论(0)

英语新闻

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)

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asthmatic pulmonary eosinophilia