n. a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues
词态变化
复数形式:nitrogens
常见例句
1
a toxic mixture of gases (including carbon dioxide and carbon monoxide and nitrogen) after an explosion of firedamp in a mine
2
v age or bleach flour with Agene (nitrogen trichloride)
3
natural bases containing nitrogen found in plants
4
a pertaining to or containing any of a group of organic compounds of nitrogen derived from ammonia
5
pertaining to or containing any of a group of organic compounds of nitrogen derived from ammonia
