单词：pressure kier
单词：pressure kier 相关文章
SCIENCE IN THE NEWS - Severe Ocean Storms: The Science of Nature's Power This is SCIENCE IN THE NEWS, in VOA Special English. Im Barbara Klein. And Im June Simms. Today we tell about the science of severe ocean storms. Severe storms that develop over
2012年VOA慢速英语(十)月
SCIENCE IN THE NEWS - Ocean Storms and the Science of Nature's Power CHRISTOPHER CRUISE: This is SCIENCE IN THE NEWS in VOA Special English. Im Christopher Cruise. SHIRLEY GRIFFITH: And Im Shirley Griffith. Today we tell about the science of severe o
2011年VOA慢速英语(九)月
Dietary Changes Help Lower Blood Pressure Sunday, April 7, is World Health Day, and this years theme is high blood pressure, also known as hypertension. The World Health Organization has recommended reducing salt or sodium intake to lower the risk of
VOA标准英语2013年(四月)
RACHEL MARTIN, HOST: When people with simple, non-urgent medical problems go to the emergency room for treatment, it creates all kinds of problems - ERs get overcrowded, treatment is expensive, it's often inefficient. This is a big issue here in Wash
2018年NPR美国国家公共电台1月
By Dan Robinson Capitol Hill 09 May 2007 Experts have urged U.S. lawmakers to press Pakistan's President Pervez Musharraf to take stronger action against al-Qaida and other Islamic extremists, and crackdown on radical madrassas or Islamic schools spr
2007年VOA标准英语（五月）
Congratulations, you've arrived on the hottest surface in the solar system. Here, the official temperature is eight hundred seventy degrees Fahrenheit. Day or night, equator or pole, the searing heat never varies more than a few degrees, and thats wh
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