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汉语拼音：guāng pǔ

复色光通过棱镜或光栅分光后，按波长或频率的大小依次排列的图案。如太阳光通过三棱镜后，形成按红、橙、黄、绿、蓝、靛、紫次序连续分布的彩色光谱。各种元素都有它独特的光谱。

1. 复色光通过三棱镜或光栅后分解成的单色光所排成的光带。例如日光的光谱按一般说是红、橙、黄、绿、蓝、靛、紫七色。各种元素都有其独特的光谱。分析物质的光谱，可以确定物质的组成和它的分子结构等。

• 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。

• This is a kind of atomic spectrum.

  这是一种原子光谱.

• Astronomers will have to collect more spectra from these stars to confirm their suspicions.

  天文学家们必须要从这些恒星上采集更多的光谱来证实他们的推想。

• The individual colours within the light spectrum are believed to have an effect on health.

  光谱中不同的颜色被认为对健康有不同的影响。

• The origins of stars of differing spectral types must be dissimilar.

  不同光谱型星的起源必然是不一样的.

• The infra - red spectra of quinones present a number of interesting features.

  醌类的红外光谱具有一些有趣的性质.

• Its IR spectrum compared with that of comphor nitrimine.

  它的红外光谱与樟脑硝亚胺红外光谱相似.

• Ethylene and trans - dichloroethylene are both inactive in the infra - red in this region.

  乙烯和反式二氯乙烯在红外光谱的这个区域都无活性.

• There is a curious feature in the spectra of spiral galaxies.

  在旋涡星系的光谱中有一种奇妙的特征.

• They could look at the spectra of the light the moons reflected.

  他们可以观察月亮反射的光的光谱.

• Colour filters are not very effective in isolating narrow spectral bands.

  一些滤色片不能很有效地分离狭窄的光谱带.

• The resulting residual chromatism is known as secondary spectrum.

  所得到的剩余色差叫做二次光谱.

• There are three fields of atomic spectroscopy that will be considered.

  这里将讨论原子光谱法的三个领域.

• A spectrum is then obtained and telemtered to the ground.

  然后记录它的光谱,并将数据通过遥测系统发回地面.

• The primary colors of the spectrum are red, green and blue.

  光谱的原色是红 、 绿、蓝.