弘扬中华文化·传承国学经典

spectrum是什么意思

spectrum

英 ['spektrəm] 美 ['spɛktrəm]

n. 光谱；频谱；范围；余象

中文词源

spectrum 谱，光谱

来自拉丁语 spectrum,出现，显示，影像，鬼魂，幽灵，来自 specere,看，词源同 spectator,aspect. 后与 specter 词义上进行分工，前者用于指鬼，幽灵，该词用于指光谱。

英文词源

spectrum (n.): 1610s, "apparition, specter," from Latin spectrum (plural spectra) "an appearance, image, apparition, specter," from specere "to look at, view" (see scope (n.1)). Meaning "visible band showing the successive colors, formed from a beam of light passed through a prism" first recorded 1670s. Figurative sense of "entire range (of something)" is from 1936.

双语例句

1. Politicians across the political spectrum have denounced the act.: 各党派的政客们都对该行为表示谴责。

2. The two politicians represent opposite poles of the political spectrum.: 这两位从政者代表了政界的两个极端。

3. The term "special needs" covers a wide spectrum of problems.: “特殊需求”一词包含的问题范围很广。

4. The political spectrum has broadened.: 政治范围得到了扩大。

5. A spectrum is formed by a ray of light passing through a prism.: 一束光通过棱镜就会形成光谱。