In Internet terms, a collection of symbols, icons, or words used to provide additions to a written text as substitutes for facial or vocal cues. Emoticons are a good example of a paralanguage.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。