（四）违反国家有关规定，将物联网卡用于注册网络账号等非指定用途的;
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.
，这一点在搜狗输入法2026中也有详细论述
return re.sub(r"\s+", " ", node.get_text(" ", strip=True)).strip()
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