为什么要两盏灯？ 这是一种低成本的“补光”技巧，防止物体背光面死黑一片，让立体感更强。
Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00623-8
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Trump directs all federal agencies to stop using AI company Anthropic's technology | Directive comes amid a feud between the Pentagon and the company over how technologies are used by military
· 马琳 · 来源：tutorial资讯