我比较喜欢的是它支持17种不同的组件，包括菜单、网格、树状结构和日历。
What I like about Lucid Spec is that it supports 17 types of widgets for screen design including Menus, Grids, Trees, and Calendars.
为了考察菜单结构对语音菜单系统操作绩效的影响，研究设计了两种具有不同深度、广度的语音菜单结构，并比较两种不同的菜单结构下语音菜单系统操作绩效的差异。
To demonstrate the effect of menu structure on auditory menu system, two kinds of auditory menu structure with different depth and span were designed to gain a greater understanding of menu structure.
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