VOA标准英语2012--Study Shows PFCs Can Reduce Vaccine Effectiveness

Study Shows PFCs Can Reduce Vaccine Effectiveness When children are vaccinated their immune systems produce antibodies that protect them from debilitating and potentially deadly childhood infections, such as polio, measles, diphtheria and tetanus. Th

发表于:2018-12-16 / 阅读(275) / 评论(0)

VOA标准英语2012年(二月)

voa标准英语2008-ZANU-PF Prepares for Annual Conference as Choler

Harare's streets are busy as hundreds of delegates to President Robert Mugabe's annual ZANU-PF conference converge from all over the country. The annual conference is being held as the death toll continues to climb from a cholera epidemic that has f

发表于:2019-01-13 / 阅读(355) / 评论(0)

VOA标准英语2008年(十二月)

VOA标准英语2011-ZANU-PF Military Forces Farmers to Attend

Although Zimbabwe President Robert Mugabe's ZANU-PF party seems to have accepted, in public at least, that elections are not possible before year end, many new black farmers north of the capital were told Tuesday by senior army personnel there would

发表于:2019-01-14 / 阅读(264) / 评论(0)

VOA标准英语2011年(一月)

VOA标准英语2009年-Zimbabwe's ZANU-PF Looking for Mugabe

Many ZANU-PF delegates say they want to decide who will succeed President Robert Mugabe, who will be 86 in February. President Robert Mugabe received fewer votes in the presidential election last year than MDC leader Morgan Tsvangirai. Peta Thornycro

发表于:2019-02-11 / 阅读(300) / 评论(0)

VOA标准英语2009年(十二月)

VOA标准英语2009年-ZANU-PF Official Accuses EU of Undermining

A senior ally of Zimbabwe's President Robert Mugabe has accused the European Union of undermining the power sharing agreement with Prime Minister Morgan Tsvangirai. The charge follows the first visit to Zimbabwe by senior EU officials since the Euro

发表于:2019-02-12 / 阅读(316) / 评论(0)

VOA标准英语2009年(九月)

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absolute cost of production

absorption cell

accuracy of forecasting techniques