camera.position.z = 40：这一步很关键！默认情况下，物体在坐标原点 (0,0,0)，相机也在原点。如果你不移开相机，你就跟物体“贴脸”了，什么也看不见。我们把相机往后拉 40 米，就能看清全貌了。
Regions with many nearby points keep subdividing. Regions with few or no points stay large. The tree adapts to the data: dense areas get fine-grained cells, sparse areas stay coarse. The split grid is predetermined (always at midpoints), but the tree only refines cells that need it. Sparse regions stay as single large nodes while dense regions subdivide deeply.，更多细节参见Line官方版本下载
，这一点在搜狗输入法2026中也有详细论述
Discord said it had cut ties with the company in question.，这一点在safew官方版本下载中也有详细论述
13:08, 27 февраля 2026Россия
Nature, Published online: 25 February 2026; doi:10.1038/s41586-026-10161-y