最終更新日：2023/09/04
The indigo dye is derived from the brown resinous substance found in crude indigo.
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The indigo dye is derived from the brown resinous substance found in crude indigo.
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The indigo dye is derived from the brown resinous substance found in crude indigo.
The indigo dye is derived from the brown resinous substance found in crude indigo.
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