青云翻译

The presentation was also my first speech I made on this course last time, so I'm happy

This this is my first speech is also last time I did this course, so I'm happy

This lecture is I first time lecture also is last time, therefore I who on me this class does am very happy

正在翻译，请等待...

This this is my first speech is also last time I did this course, so I'm happy