Ppx
[计]= Packet Protocol eXtension,包规约扩充
🗣️ 情景例句
Where is she today?
她如今在哪？
In universities,students train to become teachers and engineers.
在大学里，学生们被训练成为教师和工程师。
Thank you, Lily.
谢谢你，莉莉。