radiation
/.reidi'eiʃәn/
高考四级六级考研托福
释义
- n辐射
- [化] 放射
英文释义
n. energy that is radiated or transmitted in the form of rays or waves or particles
n. the act of spreading outward from a central source
n. the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay
n. the spread of a group of organisms into new habitats
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
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