单词 | air quality index |
释义 | Air Quality IndexA measure of the quantity of harmful particles and chemicals in the air. notes for Air Quality IndexThe index is used by weather forecasters to indicate the purity of the air on a given day. The higher the index, the smoggier (see smog) and more polluted the air. Words nearby Air Quality Indexair potato, air power, air pressure, airproof, air pump, Air Quality Index, air quotes, air rage, air raid, air-raid shelter, air-raid warden The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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