spectrum 'spektrәm
释义
n. 光谱, 范围, 系列
[化] 光谱
英文释义
n. an ordered array of the components of an emission or wave
n. a broad range of related objects or values or qualities or ideas or activities
词形变化
复数: spectra
BNC词频排名: 3,581 | 当代语料库词频排名: 3,893