By Nancy Steinbach Broadcast: November 19, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. When scientists want to test the effectiveness of a new drug, they usually divide

发表于:2018-12-15 / 阅读(58) / 评论(0) 分类 VOA2003(下)-环境与健康

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-05 / 阅读(57) / 评论(0) 分类 英语每日一词

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-13 / 阅读(102) / 评论(0) 分类 英语单词荟萃

LONDON, Nov. 3 (Xinhua) -- Weight loss surgery could reduce the risk of developing type 2 diabetes by around 80 percent in obese people, according to a new research published Monday in the British medical journal The Lancet Diabetes Endocrinology. Us

发表于:2019-02-18 / 阅读(51) / 评论(0) 分类 英语新闻

WASHINGTON, Nov. 14 (Xinhua) -- Nearly a fifth of all Americans 12 years or older have hearing loss so severe that it may make communication difficult, according to a new study led by Johns Hopkins University researchers and published Monday in the A

发表于:2019-02-18 / 阅读(64) / 评论(0) 分类 英语新闻

You probably already know that blueberries are delicious. And you may have heard that theyre healthful, too.But did you know that blueberries boost memory in older people at risk for memory loss? A study looked at how drinking wild blueberry juice af

发表于:2019-02-23 / 阅读(32) / 评论(0) 分类 英语时差8,16