They are called cascading menus, and although they are occasionally useful, more often they merely tempt the weaker souls in the development community to gum up their menus for little gain.

• 它们称为“级联菜单”，尽管它们偶尔有用，但更多的是诱使开发团队中的不坚定分子打乱其菜单而收效甚微。