electromagnetic wave spectrum

例句：

1. 1.The spectrum of the solar radiation is a key to understanding its behavior.
   太阳辐射的光谱是理解其行为的关键。
2. 2. The spectrum of colors in nature is incredibly diverse.
   自然界中的颜色谱极其丰富多样。
3. 3. The analysis of the spectrum revealed new insights into the chemical composition of the sample.
   对谱的分析揭示了对样品化学组成的新见解。