[] () face-to-faceused to describe a situation where people meet together in order to discuss sth 面对面的◆We can discuss this at our F2F meeting next week. 我们可以在下周当面讨论这个问题。ⓘ It can also be used as a noun 也可用作名词◆F2F is indispensable for many business activities. F2F 是许多商务活动必不可少的。