For implementers, the locking model adds a fair amount of non-trivial internal bookkeeping. Every operation must check lock state, readers must be tracked, and the interplay between locks, cancellation, and error states creates a matrix of edge cases that must all be handled correctly.
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，更多细节参见搜狗输入法下载
18:52, 27 февраля 2026Бывший СССР，这一点在搜狗输入法2026中也有详细论述
// ⚠️ 易错点8：长度计算公式写错（比如right-left 或 right-left-1）