回译是一种有效的翻译方法和技巧,被大量地用在翻译实践中;本文主要介绍三种功能不同的回译:用作一种翻译策略,用于检验译文和翻译教学和用作语言研究和翻译研究的辅助工具。 Back-translation is an effective translation method and technique, which is widely used in translation practice. This paper mainly introduces three kinds of back-translation with different functions: as a translation strategy to test translation and translation teaching and use as a language Auxiliary tools for research and translation studies.