It has the asymmetry in the inner structure,and has the special metaphorical mechanism. It also reflects the difference and similarity between Han nationality in ancient culture and present culture.
这种现象存在着内部结构的不对称性,有自己独特的隐喻机制,反映了汉民族古今文化特质的异同。
参考来源 - 从方位词“内”、“外”探讨亲属称谓的空间隐喻Image schema,metaphoric mechanism,and metonymic mechanism are the three cognitive mechanisms that motivate the word meaning extension.
意象图式、隐喻机制、转喻机制是促使词义扩展的三种认知机制。
参考来源 - 多义词意义扩展的认知语义研究·2,447,543篇论文数据，部分数据来源于NoteExpress
概念域的转换不是随心所欲的，而是建立在一定的隐喻机制之上。
The transference of concept field is not arbitrary but bases on certain metaphor mechanisms.
多义词是对世界的概念化达到一定阶段的结果，其义项之间是通过特定的隐喻机制联系起来的；
As a result, men conceptualize the world in a certain period, and the items of polysemy are connected by particular metaphorical devices.
探讨俄语感情动词和物理作为动词的隐喻机制可以从观念理据分析、生(物)理行为表征和题元结构、功能—性质两大方面入手。
The article analyses metaphorical mechanism of Russian emotive verbs and physical verbs through conceptual motivation, physiology symptomatic features and actant structure, property-nature.
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