spectrum 的复数形式之一

原形：spectrum

The spectra of stars reveal their chemical compositions.
星星的光谱揭示了它们的化学成分。
The absorption spectra of this compound show peaks at specific wavelengths.
这种化合物的吸收光谱在特定波长处显示出峰值。
By analyzing the electromagnetic spectra, scientists can gather information about distant galaxies.
通过分析电磁光谱，科学家可以收集关于遥远星系的信息。
The emission spectra of atoms are unique and can be used to identify elements.
原子的发射光谱是独一无二的，可以用来识别元素。
Infrared spectra are particularly useful in studying the vibrations of molecules.
红外光谱在研究分子振动方面特别有用。
The UV-visible spectra of organic compounds often exhibit characteristic absorption bands.
有机化合物的紫外-可见光谱常展现出特征性的吸收带。
Spectroscopy is the study of interaction between matter and electromagnetic radiation, typically by analyzing spectra.
光谱学是研究物质与电磁辐射相互作用的学科，通常通过分析光谱进行。
The spectral lines in the solar spectra helped astronomers understand the sun's composition.
太阳光谱中的谱线帮助天文学家了解太阳的组成。
Raman spectra provide insights into molecular structures through scattered light patterns.
拉曼光谱通过散射光图案提供了对分子结构的见解。
Fourier-transform infrared (FTIR) spectroscopy is a technique that analyses infrared spectra to identify chemical bonds.
傅里叶变换红外（FTIR）光谱技术是分析红外光谱以识别化学键的一种方法。