It provided to agree with to order for us to conbine the diachronic level with the synchronic plane analyse on language by the theories of semantics, pragmatics, comparative linguistics, cognitive psychology etc.

• 它为我们运用语义学、语用学、比较语言学、认知心理学等理论对语言进行历史层面与共时平面的分析提供了契合点,有助于揭示一些以前单从共时或历时平面解释不了的问题的原因并找出解决办法。