metadatanoun [ U or plural ]
uk/ˈmet.əˌdeɪ.tə//ˈmet̬.əˌdeɪ.t̬ə//ˌmet̬.əˈdæ.t̬ə/information that is given to describe or help you use other information:
Digital cameras can tag images with useful metadata.
英语词典包含110679条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。