翻译学既是一种以动态开放性为主,又不乏稳定性的理论体系。本文密切联系当前国内翻译理论,阐明翻译学的演进,在继承中发展在发展中继承的双重原则以及理论和实践的双重动因。这对于如何继承和创新理论,紧密结合并推动新实践,具有启发意义。 Translatology is not only a dynamic and open-oriented, but also no lack of stability of the theoretical system. This article closely links with the current domestic translation theory, expounds the evolution of translation studies, develops the dual principle of inheritance in development and the dual motivation of theory and practice in succession. This is enlightenment on how to inherit and innovate the theory, integrate closely and promote new practice.