Likewise, disabling a menu item that has submenu items disables the submenu items.

同样, 禁用包含子菜单项的菜单项也会禁用这些子菜单项.

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Submenu items can be scrolled up or down if they go out of the browser.

子项可以卷向上或向下,如果他们走出去的浏览器.

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