writable: false means no code can reassign window.Audio to a different value. configurable: false means no code can even call Object.defineProperty again to change those settings. If fermaw’s initialisation code tried to restore the original Audio constructor (a perfectly sensible defensive move) the browser would either fail or throw a TypeError. The hook was permanent for the lifetime of the page.
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，详情可参考搜狗输入法2026
英國超市將巧克力鎖進防盜盒阻止「訂單式」偷竊
* 时间复杂度: O(nlogn) 最坏: O(n²) 空间复杂度: O(logn) 稳定: ✗