Catherine SnowdonHealth reporter
Keep reading for $1What’s included
。关于这个话题，搜狗输入法2026提供了深入分析
How this addresses the real-world failures from earlier
We even tried building hierarchies with 2-3 levels, but the number of shortcuts grew too fast for higher levels if we generated a full graph inside each cluster.
定方向：求「下一个」→ 倒序；求「上一个」→ 正序。