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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.。关于这个话题，旺商聊官方下载提供了深入分析
* 解题思路：先对nums2用单调栈求每个元素的下一个更大值，存入Map缓存；再遍历nums1直接查Map得结果。im钱包官方下载是该领域的重要参考
Shoals of juvenile salmon start their journey from the Itchen to the sea each spring.