| 单词 | national academy of sciences |
| 释义 | National Academy of Sciencesnouna private organization, created by an act of Congress (1863), that furthers science and advises the U.S. government on scientific and technical issues. Abbreviation: N.A.S., NAS Words nearby National Academy of Sciencesnatheless, Natick, natimortality, nation, national, National Academy of Sciences, national accounting, National Aeronautics and Space Administration, national agreement, national anthem, National Anthem of the United States Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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