转炉风口箱

AGRICULTURE REPORT – February 12, 2002: Sharpshooters By George Grow This is the VOA Special English AGRICULTURE REPORT. Farmers in the American state of California are guarding against an insect ca

发表于:2018-12-07 / 阅读(31) / 评论(0) 分类 农业与发展

AGRICULTURE REPORT – June 4, 2002: Tsetse Fly Threat to Agriculture By George Grow (Picture -FAO) This is the VOA Special English AGRICULTURE REPORT. The tsetse (TSEET-see) fly is a serious problem

发表于:2019-01-06 / 阅读(46) / 评论(0) 分类 农业与发展

HEALTH REPORT - Centers for Disease Control By Jerilyn Watson Broadcast: Wednesday, February 25, 2004 This is the VOA Special English Health Report. Building 21 of the CDC in Atlanta, Georgia. One of

发表于:2019-01-08 / 阅读(56) / 评论(0) 分类 健康与经济

AGRICULTURE REPORT – October 29, 2002: Pest Management By Gary Garriott This is the VOA Special English Agriculture Report. Since nineteen-forty-five, farmers have used pesticides, poisons made from

发表于:2019-01-11 / 阅读(50) / 评论(0) 分类 农业与发展

The United States has warned that far too many Americans underestimate their risk for HIV or mistakenly believe the virus that causes AIDS is no longer a serious health threat. A statement was issued Thursday by the Centers for Disease Control and Pr

发表于:2019-02-02 / 阅读(67) / 评论(0) 分类 英语新闻

A 44-year-old man from South Korea is being treated in isolation. Medical staff say he suffers from a high fever and a possibly infectious pneumonia. According to authorities, the man had close contact with his father and sister, the third and fourth

发表于:2019-02-17 / 阅读(50) / 评论(0) 分类 英语新闻