名词
中文翻译：靛蓝
同义词：
['indigo', 'indigo blue']
例句：
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1. The artist used indigo to create a vibrant blue painting.
这位艺术家用靛蓝创作了一幅生动的蓝色画作。
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2. The traditional clothing of the tribe is made from natural indigo dyes.
这个部落的传统服装是用天然靛蓝染料染制的。
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3. Indigo has been used for centuries as a natural dye for textiles.
靛蓝自古以来就被用作纺织品的自然染料。