厉害，欢迎多来灌水
【 在 samplemean 的大作中提到: 】
: 2024 Photo Contest Winners
: Pseudo Schwarzschild radius: Two superimposed images of a randomly oscillating color-illuminated string, which were then subjected to rotations and polar coordinate transformations.
: —Dan Curticapean, Offenburg University, Offenburg, Germany
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