knowledge box

例句：

1. 1. The teacher placed a knowledge box in the classroom to encourage students to learn more.
   老师在教室里放置了一个知识盒，鼓励学生学习更多。
2. 2.The children were fascinated by the knowledge box filled with fascinating books.
   孩子们对装满有趣书籍的知识盒着迷了。
3. 3.The knowledge box is a great resource for learning new skills and information.
   知识盒是学习新技能和信息的好资源。