Are there unused elements required by other systems?

是否有其他系统需要的未使用元素？

youdao

The XHTML file defines all the user interface elements required for an application.

XHTML文件定义应用程序所需的所有用户界面元素。

youdao

Entity integrity is an extension of domain integrity applied to the multiple elements required of an entity.

实体完整性是应用到一个实体所需的多个元素上的域完整性的扩展。

youdao

Pre-integrating the elements required to achieve efficient computing reduces complexity and increases the likelihood of wide adoption.

FORBES: How Cloud Computing Can Boost Developing Nations

At this time, Newt Gingrich is the only presidential candidate offering an economic plan that contains all three of the elements required for rapid GDP and jobs growth: monetary reform, tax reform, and regulatory reform.

FORBES: It's Growth, Stupid: Why Newt Gingrich Is Leading In The Polls

Neither in Egypt, Tunisia, Yemen, Libya, let alone Syria, do the Arabs have the three elements required to set their experiment with democratization and pluralism in the right direction: leaders who put the nation before their own political and religious parties' interests, institutions that are seen as inclusive and legitimate, and a mechanism to ensure that polarization doesn't spill out into the streets in violence.

CNN: Middle East will muddle through 2013