音标：['spektrәm] ；柯林斯词典等级：2 级；

n. 光谱, 范围, 系列
[化] 光谱

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

词型变化：名词复数形式 : spectra
考试类型：[六级/考研/托福/IELTS/GRE]

词性分布：

名词100%

spectrum的用法和样例：

例句

用作名词(n.)

There's a wide spectrum of opinions on this problem.对这个问题的说法众说纷纭，莫衷一是。
There are tense competition in the whole spectrum of the industry.整个工业领域竞争很激烈。
The press has published a wide spectrum of books.这个出版社出版了一系列范围广泛的书籍。
In the spectrum, distinct colours shade into each other.在光谱中，截然不同的颜色相互融合起来。
Red and violet are at opposite ends of the spectrum.红色和紫色位于光谱相对的两端。

常见句型

用作名词(n.)

This is a kind of atomic spectrum.这是一种原子光谱。
The radio spectrum has been opened up for the use of mobil phones.电磁波谱被发展应用在移动电话领域。
There's a wide spectrum of opinions on this question.对于这个问题的看法众说纷纭。

词汇搭配

broad-spectrum用途广泛的,广谱的...
normal spectrum常态谱系,匀排光谱,...
electromagnetic spectrum电磁光谱
energy spectrum能谱
spectrum analyzer质谱分析仪,频谱分析...
electron spectrum电子光谱
discontinuous spectrum不连续频谱,不连续谱...
absorption spectrum吸收光谱,吸收频谱...
spectrum level光谱能级,谱级...
response spectrum感应波谱
characteristic spectrum特征光谱
band spectrum带光谱,带谱...
emission spectrum放射光谱,放射谱...
continuous spectrum[物]连续光谱...
turbulence spectrum湍流谱
action spectrum光谱
fluorescence spectrum荧光光谱
line spectrum线(状)光谱
radio spectrum射频频谱
noise spectrum噪声谱,噪声频谱...

经典引文

A whole spectrum of shifting overtones covering the range of hearing.
出自：A. C. Clarke
Tastings..covering almost the entire spectrum of quality wines.
出自：Business Tokyo

【近义词】

band乐队
range范围
field田地
gamut【音乐】全音阶...
variety多样
continuum连续
scale刻度

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