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An creates a completely separate browsing context with its own window object, its own document, and most importantly;its own prototype chain. A function hooked on HTMLMediaElement.prototype in the parent window is not the same object as HTMLMediaElement.prototype in the iframe’s window. They’re entirely separate objects. If fermaw’s audio element lived inside an iframe, my prototype hook in the parent window would never fire.。关于这个话题，雷电模拟器官方版本下载提供了深入分析
Continue reading...，这一点在旺商聊官方下载中也有详细论述
Code, Data and Media Associated with this Article，这一点在safew官方版本下载中也有详细论述
种种迹象看，美以与伊朗之间的“导弹互殴”胜败，主要取决于库存和战术，而非单件武器的性能。