名词
中文翻译：Unknown
同义词：
['alert dye', 'cautionary dye']
例句：
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1. The warning dye on the label is a red color that indicates the product should not be used by children.
标签上的警告染料是红色，表示该产品不应由儿童使用。
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2. The company uses warning dyes in their products to make them more visible to drivers.
该公司在其产品中使用警告染料，使其对驾驶员更显眼。
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3. The warning dye on the road signs helps drivers avoid accidents caused by distracted driving.
路标上的警告染料帮助司机避免因分心驾驶导致的事故。