f2f
面对面，当面（电子邮件或聊天室用语，face to face的缩写）
written abbreviation for face to face: used in an email or internet chat room to describe a situation where you meet and talk to someone, rather than communicate electronically
英汉双解词典收录81607条英汉双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。