홈 > Term: nitrogen
nitrogen
A gaseous element which constitutes one-fourth in volume of the atmosphere, is the basis of nitric acid, and is an essential constituent of proteids, alkaloids, and albuminoids.
- 품사: noun
- 분야/도메인: 언어
- 카테고리: Encyclopedias
- Organization: Project Gutenberg
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- JohannesDD
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