Unverified50% confidenceFactExact time
1970年代广告色彩体系以橙棕色系、芥末黄、橄榄绿为代表，是当时印刷油墨配方与纸张特性共同作用的结果
1
Sources
50%
Confidence
Long-term
Relevance
7/15/2026
First Seen
Sources
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