Rtf
abbr. 富文本格（Rich Text Field）；无线电终端功能
🗣️ 情景例句
Nowadays many young people cohabit together without legal permission.
如今很多年轻人未获得法定允许就一起同居了。
What's the basis of your belief that the product is safe?
你凭什么相信产品是安全的？
Open the window and air the room.
打开窗子，给房间通通风。