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.
连日来，各地区各部门各单位把开展学习教育作为重要政治任务，深入学习贯彻习近平总书记重要讲话和重要指示精神，认真落实党中央部署，精心组织实施，确保学习教育取得实效。
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英國超市將巧克力鎖進防盜盒阻止「訂單式」偷竊
In a field dominated by big name brands, consumers may be surprised to learn how many family-owned soft drinks firms remain in the US.，更多细节参见Line官方版本下载
clock_t start = clock();，推荐阅读爱思助手下载最新版本获取更多信息
When do I need a split keyboard?