?记号和辨认字
... 标示程序只读存储器 mark-program read-only memory 记号和辨认字 marks and identifiers 标示感应卡 mark-sensing card ...
Called ChildID, the app lets parents gather information on their children, including recent photos, identifying marks and other physical identifiers.
FORBES: How Innovation Is Protecting Children and Families
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。