achromatic body

例句：

1. 1. The achromatic filter is used to remove anyunwanted colors from the image.
   使用无色滤镜可以去除图像中的任何不需要的颜色。
2. 2.The achromatic filter is often usedin photography to ensure that the subject remainsundisturbed.
   在摄影中，无色滤镜通常用于确保主体保持不动。
3. 3. The achromatic filter is alsoused in scientific instruments to eliminate interference fromother wavelengths of light.
   在科学仪器中，无色滤镜也被用来消除其他波长光线的干扰。