英语语法分析

For him, Caucasia was not only a kind of natural existence, but also a kind of social existence.

高加索对诗人来说既是一种自然存在，又是一种社会存在。

Tarim land plate and Caucasia - Qiangtang plate was divided by Kangxiwa ophiolite belt formed by multi-period subduction.

以多期俯冲形成的康西瓦蛇绿岩带将塔里木陆块与高加索—羌塘板块分开。

Some of the sword handles of Turk, Caucasia, Afghanistan, and other central Asia countries all have the style of bird head; which is the source?

土耳其刀，高加索刀，阿富汗刀，中亚刀都存在鸟头型刀柄，哪一个是这种刀柄的源头呢？