本文件是包含在时空数据字典中的术语汇编，用于协作ITS和自动驾驶系统。 该数据字典包括静态数据（如地图、路标和建筑物）和动态数据（如交通状况、事故报告）。 本文件是ISO/TR 21718:2017的更新和扩展版本。

This document is a compilation of terms to be contained in a spatio-temporal data dictionary for cooperative-ITS and automated driving systems. This data dictionary includes static data (e.g. map, road signs and buildings) and dynamic data (e.g. traffic condition, accident reports). This document is an updated and expanded version of ISO/TR 21718:2017.