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.
https://www.washingtonpost.com/technology/2026/01/27/anthropic-ai-scan-destroy-books/
，详情可参考51吃瓜
输出：[4,2,4,-1,4]（最后一个 3 绕一圈找到 4）
Currently the UK experiences about seven days a year where rainfall is more than 80mm a day – considered a heavy rainfall event. If 30mm of this falls in an hour it typically triggers a flash flooding warning.