不存在的

He spent his life chasing after shadows.

他用毕生精力追存在的东西。

The prime minister spoke of the general insecurity in the country.

总理谈到了全国普遍存在的安全。

Such inequalities are found in every stratum.

这类的现象存在于社会的每一个阶层。

Finally,the tall, imposing figure sighed deeply and placed the astrolabe on a table that was no longer there, andvanished.

最后，这个高大的、引人注目的身影松了口气，把星盘放到一张早已存在的桌子，消失了。

The opposite concepts of superior and inferior have no absolute boundary line, which is the indistinction of optimization.

优或次这一对立概念之间存在绝对分明的界限，这就优化的模糊性。

Liberal ideas of free trade played a role in German unification, which was preceded by a customs union, the Zollverein.

事实存在客观的、判决这些要正确的标准。

Because the ideal “rigid joint” and “hinged joint” are inexistent, the stiffness of any connection types is between ideal rigid joint and hinged joint.

因为理想的刚节点和铰接点存在的，任何连接形式的刚度都介于理想刚接和完全铰接之间的。

By using Taylor's formula, the article deduces the sufficient condition of the existent extreme value and the necessary condition of the inexistent extreme value of trinary function.

通过利用泰勒式推导出判断三元函数极值存在的充分条件和极值存在的必要条件。