Profs
abbr. 专家办公室系统（professional office system）；教授（professors）
🗣️ 情景例句
What are your strengths?
你的优点是什么？
After dinner sit a while, after supper walk a while.
午饭后要坐，晚饭后要走。
Which language is spoken by the largest number of people in the world?
世界上哪种语言说的人最多？