英 [ˈspektrəm] 美 [ˈspektrəm]
n. 范围，幅度；光谱；波谱，频谱；余象
复数spectra或spectrums
spectrum /ˈspɛktrəm/ CET6 TEM8
单数型名词 The spectrum is the range of different colours which is produced when light passes through a glass prism or through a drop of water. A rainbow shows the colours in the spectrum. 光谱
可数名词 A spectrum is a range of a particular type of thing. 范围
She'd seen his moods range across the emotional spectrum.
她见过他在各种情感间的情绪变化。
Politicians across the political spectrum have denounced the act.
政界圈各派政客都谴责了这种行为。
an ordered array of the components of an emission or wave
broad range of related values or qualities or ideas or activities
频谱-引用次数：2582
Spectrum sensing is a primary task in cognitive radio.
在认知无线电中,频谱感知是认知无线电的首要任务。
光谱
波谱
能谱
质谱
光谱-引用次数：1469
This dissertation has disposed the reflected spectrum curves corresponding to different suspended sediment waters. Their spectrum characteristics were analyzed.
对得到的不同浓度含沙水体的反射光谱特征曲线进行了处理，并且对其光谱特性进行了分析。
余像
光谱
谱
波谱
谱;光谱
光谱
波谱
频谱
频带谱
频谱
光谱
谱
光谱 （SPECtruM） ：光线依波长大小顺序的分&BuLL;殉莆&BuLL;光谱.
... 个体发生学 ontwikkelingsfysiologie 光学频谱 spectrum 光学字元辨识 Optical Character Recognition ...
高性能数字示波器在高压电源纹波测试中的应用_电子资料文库 关键词:数字存储示波器 纹波 频谱 MATLAB [gap=502]Keywords:DSO,ripple,spectrum,MATLAB.
声谱(Spectrum)是用来描述声音中所包含成份及音色中声学能量的分配模式的工具。
spectroscopy [光] 光谱学
spectrometry [物][光][分化] 光谱测定法，[光] 度谱术
Red and violet are at opposite ends of the spectrum.
红色和紫色位于光谱的两端。
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。
You can't jump down the spectrum.
你不能从（信念）范围上跳下来。
But it says the plan will require ten times more unused spectrum than it can now offer.
VOA : special.2010.03.19
And in fact, under type checking, different languages sometimes fall on a spectrum from weak to strong typing.
实际上，在类型检查的下面，不同的语言会对应着,从弱到强的一个定型范围。
计算机科学及编程导论课程节选 : 麻省理工公开课
So, we can actually kind of visualize what we would see if we were looking at a photoelectron spectrum.
实际上,我们可以在一定程度上想象出,我们在光电子谱上可以看到什么。
化学原理课程节选 : 麻省理工公开课
To help pay for the plan, the F.C.C.wants to sell five hundred megahertz of spectrum.
VOA : special.2010.03.19
But there is a limited amount of radio frequency spectrum available.
VOA : special.2010.03.19
These figures do not include the billions our carrier members paid to the U.S. government for spectrum.
Money manager Mario Gabelli faces a suit for allegedly putting in sham bids at auctions of wireless spectrum.
The rest of the businesses owners fall somewhere between those two ends of the spectrum.
FORBES: You don't need a better mousetrap, or three steps to start a successful business