| AIDS |
Acquired immunodeficiency syndrome (ah-KWY-erd im-YOON-o-de-FISH-en-see SIN-drome). A disease caused by human immunodeficiency virus (HIV). People with AIDS are at an increased risk for developing certain cancers and for infections that usually occur only in individuals with a weak immune system.
출처: www.stjude.org/glossary
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| air |
White space used in a story design.
출처: highered.mcgraw-hill.com/sites/0072407611/student_...
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| air |
Mixture of gases forming the earth's atmosphere, consisting of nitrogen ( 78 percent), oxygen ( 21 percent), water vapor, and other trace gases such as carbon dioxide, helium, argon, ozone, or various pollutants. The concentration of water vapor is very variable, being a strong function of temperature and, hence, altitude in the atmosphere. Dry air is referred to as air from which measurable amounts of water vapor have been physically removed. ...
출처: amsglossary.allenpress.com/glossary/browse
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| airway |
An officially designated air route with sectors defined as specific courses to or from directional radio stations.
출처: amsglossary.allenpress.com/glossary/browse
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| air pollution |
The presence of substances in the atmosphere, particularly those that do not occur naturally. These substances are generally contaminants that substantially alter or degrade the quality of the atmosphere. The term is often used to identify undesirable substances produced by human activity, that is, anthropogenic air pollution. ...
출처: amsglossary.allenpress.com/glossary/browse
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