Even if fermaw’s code lives in an iframe with its own HTMLMediaElement, the prototype hookery via document_start injection means my hooks are installed before the iframe can even initialise.
TUI Keybindings
，这一点在夫子中也有详细论述
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图②：在山西临汾市襄汾县西贾乡三盛村，果农对苹果园进行疏花作业。
5. You always need to understand the JavaScript layer