Sewage spills threatening salmon survival, says MP
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.
。WPS下载最新地址是该领域的重要参考
Physicists demonstrate how entangled quantum particles can improve the sensitivity of non-local, long-distance light phase measurements such as for telescope arrays observing faint astronomical objects
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