When a user selects a menu item from a designer context menu, the custom handler is called to execute the verb associated with the menu item.

当用户从设计器上下文菜单中选择菜单项时，系统将调用该自定义处理程序，以执行与该菜单项关联的谓词。

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For example, the Eclipse platform defines an extension point to add a menu item to any menu.

例如，Eclipse平台可以定义一个用于将菜单项添加到菜单中的扩展点。

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Show the shape's context menu and choose the Appearance menu item.

显示形状的背景菜单并选择 Appearance 菜单项。

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But just because the menu item shrinks doesn't mean it will stick around.

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The offer is valid with purchase of any menu item at the restaurant.

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Asking a mechanic for a tune up is like going to a restaurant and ordering dinner but not specifying a menu item.

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