metric system 的英语意思
metric systemˈmetric ˌsystem noun 
查看全部语言翻译 the metric system the system of weights and measures that is based on the kilogram and the metre以千克和米为基础的度量衡制度
查看全部语言翻译 the metric system the system of weights and measures that is based on the kilogram and the metre以千克和米为基础的度量衡制度