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.
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，更多细节参见同城约会
另有记者问：据报道，鉴于当前局势，伊朗伊斯兰革命卫队禁止商船通行霍尔木兹海峡。全球1/5的油气供应以及中国大量石油进口都要经过该海峡。关闭霍尔木兹海峡可能对中国石油进口及能源安全造成什么影响？，更多细节参见WPS官方版本下载
Having that extra bit in my resume.