单词：relative position indicator
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17 Making a Medical Diagnosis GLOSSARY battery a series of things; a group of many similar things * Applicants have to pass a battery of tests before they are admitted to thisspecial school. to zero in on to identify one object or explanation among m
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BRASILIA, April 26 (Xinhua) -- A survey conducted by Brazil's Ministry of Health showed Tuesday that half of Brazilians aged over 55 have hypertension(高血压). According to the research, which has been carried out annually since 2006, the proporti
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By Melinda Smith Washington, DC 04 January 2007 watch Meningitis in Children Meningitis can be infectious, particularly when the disease is spread among large groups of people living in crowded conditions. It is most prevalent in sub-Saharan Africa,
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