形容词
中文翻译：无色的
同义词：
['colorless', 'black-and-white例句：1. The achromatic filter is used to reduce the amount of light that reaches the eye.（使用无色滤镜可以减少到达眼睛的光量。）']
例句：
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1. The achromatic filter is used to reduce the amount of light that reaches the eye.
使用无色滤镜可以减少到达眼睛的光量。
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2. The photographer used an achromatic lens to capture the image in monochrome.
摄影师使用一个无色镜头来捕捉这张图像，呈现黑白效果。
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3. The achromatic filter was crucial for the experiment's success.
无色滤镜对于实验的成功至关重要。