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.
"It's a state-of-the-art venue, you've got the infrastructure there to host that many people.。关于这个话题，下载安装 谷歌浏览器 开启极速安全的 上网之旅。提供了深入分析
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貝恩補充說，對於那些繼續向美國出口的企業而言，關稅上調帶來的成本最終要么由出口商承擔，要么由其在美國的客戶承擔。。业内人士推荐同城约会作为进阶阅读
圖像加註文字，我們的大腦透過偵測模式（例如反覆出現的聲音）來理解從未聽過的外語「在真實世界中達到流利程度，需要長時間的接觸、互動、回饋，以及在社交情境中的使用——往往需要數月甚至數年，」雷布夏特說。