forward and backward at seaglossary / FORWARD AND BACKWARD AT SEA forward and backward at sea. Marine insurance. From port to port in the course of a voyage, and not merely from one terminus to the other and back. 词条贡献者 译者Lorna,毕业于国内一流的法学院,擅长翻译各种与商业秘密相关的法律文件。