单词:evaluation of evidential matter
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Health Report - Health Problems Slow Gains in US Life Spans This is the VOA Special English Health Report. Americans spend more on health care than most other people. Yet a new study shows that life expectancy in the United States is falling behind o
Health Report - US Considers Approving Drug to Prevent HIV This is the VOA Special English Health Report. Studies show that a drug called Truvada can prevent HIV infections. The pill is taken once a day. Studies showed it was ninety percent effective
Social Media Tracks Haiti's Cholera Epidemic Public health systems may be losing their monopoly on data about outbreaks of disease. Researchers at Harvard Medical School and Childrens Hospital Boston found that news reports and social media can also
European a.欧洲的 n.欧洲人 evaluate vt.评价,估…的价 evaluation n. 评估,估价,求值 evaporate vt.使脱水vi.发散蒸气 evaporation n. 蒸发 eve n.前夜,前夕,前一刻 even
Brazil can concentrate on next years World Cup and then the Olympics in 3 years time. Who will host the next edition of the Summer Games after Rio though, has yet to be determined. It will be either Istanbul, Madrid or Tokyo and all three cities are
Advancing digital technology is bringing major changes to higher education, after upending journalism, the music business, manufacturing and many other industries. In a few cases, this digital revolution means tens of thousands of students can sign u