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.
Последние новости
。搜狗输入法下载是该领域的重要参考
Speaking to Matt Chorley on BBC 5 Live on Thursday, Milburn dismissed the idea that there was a "snowflake" generation who were reluctant to work or less resilient than previous generations.
The backlit logo panel and function-specific keys of the 3624 look more pleasant