兩岸關係在台灣總是意識型態濃厚的領域，再加上民主化台灣的多元色彩使兩岸關係主張難有一元化共識。且兩岸關係本身是有諸多歧異，諸如「一個中國」爭議所衍生之僵局，以及雙方政治制度、生活方式、地理環境、文化氛圍等等。本文擬從客觀角度，回顧與反省兩岸關係研究的理論與實務。不論是兩岸關係研究對象之認知或歧異探索，都應有助於雙方歧異之化解以及促進兩岸和平發展之時代主軸。

The Cross-Sides Relation is in dense field of ideology, moreover the democratized Taiwan with plural opinions that shape hardly a single consciousness. And, the Cross-Sidespossess many differences such as the dispute of one-China, political system, living style, geographical environment and cultural mode etcs. This article intend to from a objective angle to retrospect and review the Cross-Sides relation in the theory and practice. No matter what the perception or the researching disputes toward the Cross-Sides relation that all could be conducive to resolve the disputes then improving the era's tide of peacefully development in the Cross-Sides.