Applescript Apple脚本-如何单击按钮菜单内的菜单项？

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请找到上面元素路径的屏幕截图。Apple脚本事件在单击窗口“电影录制”按钮3的菜单1的菜单项“X”时引发错误。

您必须

单击按钮，稍等片刻，然后
选择菜单项

activate application "QuickTime Player"
tell application "System Events"
    tell process "QuickTime Player"
        tell window "Movie Recording"
            click button 3
            delay 0.2
            pick menu item "Maximum" of menu 1 of button 3
        end tell
    end tell
end tell