oxygen
/'ɒksәdʒәn/
高考四级考研托福
释义
- n氧
- [化] 氧O-2
英文释义
n. a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust
词频与标注
词性分布
- n 名词100%
来自 BNC 语料库统计，百分比是该词以这种词性出现的比例
词形变化
- 复数oxygens
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