十分感谢，应该确实是发散。
我想再请教一个问题：如下图一左一右两块相同的材料，除右侧一块较宽外其余基本相同，但光在右侧材料上的反射率高很多，这是为什么呢？
We have an exciting announcement about badges coming in May 2025. Until then, we will temporarily stop issuing new badges for course completions and certifications. However, all completions will be recorded and fulfilled after May 2025.
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