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Why Can a Black Object Cast a Colorful Shadow?
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黑色的物体，为什么能投出彩色的影子？
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Ranking history & source details
First recorded Nov 1, 2026, 1:19 PM CST · latest Nov 1, 2026, 1:19 PM CST. Ranks reflect attention on each platform.
| Day | Platform | Best rank | Last rank |
|---|---|---|---|
| 2026-11-01 | Bilibili | #77 | #77 |