metric systemglossary / METRIC SYSTEM metric system. A decimal system for measuring length, weight, area, or volume, based on the meter as a unit length and the kilogram as a unit mass. 词条贡献者 法律翻译Gianluca,毕业于英国一流的高级翻译学院,专注翻译各类与环境、土地及资源有关的法律文件。