截至2008年底，合并后的德尔塔诺西南航空公司的飞机中有一小部分可以追溯到上世纪60年代末。

As of the end of 2008, a small percentage of the merged DeltaNorthwest's planes dated back to the late 1960s.

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右无名动脉对脑底供血十分重要。

The right innominate artery is very important for the blood supply of the pavimentum cerebri.

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第一部分是句子的主语，“苏格拉底”；第二部分是一个归属给那个主语的性质，“是聪明的”。

First, the subject of the sentence, 'Socrates', and second a property ascribed to the subject, namely' being wise '.

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