Rtf
abbr. 富文本格（Rich Text Field）；无线电终端功能
🗣️ 情景例句
What are you up to?
你呢？你怎样？
Idleness is the key of beggary.
懒惰出乞丐。
Sorry, I can't. I have to tidy my room.
对不起，我不能去。我得收拾房间。