When displaying a Web page to an owner or an administrator, all operations should be selectable by a menu or links; others should not see those operations or they should not be selectable.
在向所有者或管理员显示网页时，所有操作都应该可以通过菜单或链接来选择；其他用户不应该看到这些操作，或者这些操作对他们应该是不可选择的。
An accordion (or accordion menu) is a grouped set of collapsible panels that provides access to a large number of links or other selectable items in a constrained space.
Accordion(或Accordion菜单)指分组且可折叠的面板集，能在有限的空间里提供大量链接或是其它可选择的内容供访问。
Button titles should not be selectable because it would be difficult for users to reveal the edit menu without activating the button.
按钮标题是不能够被选择的，因为对用户来说不触发按钮而显示菜单是困难的。
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