真知

例句：

1. 1. He realized that he had a lot of true knowledge about the subject.
   他意识到他对这个主题有很多真正的知识。
2. 2. The teacher shared some true knowledge with the students.
   老师向学生们分享了一些真正的知识。
3. 3. She sought out true knowledge from her mentor and colleagues.
   她从她的导师和同事那里寻求真正的知识。