Real game engines use this pattern (or its 3D cousin, the Octree) for broad-phase collision detection: the quadtree quickly identifies candidate pairs, and a more expensive narrow-phase check tests the actual geometry.
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，这一点在搜狗输入法2026中也有详细论述
[&:first-child]:overflow-hidden [&:first-child]:max-h-full"，详情可参考搜狗输入法2026
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