数字板

例句：

1. 1. The teacher used a digital board to explain the math problem.
   老师用数字板来解释数学问题。
2. 2. She bought a digital board for her computer.
   她买了一个数字板给她的电脑。
3. 3.The student used the digital board to demonstrate the solution.
   学生使用数字板来展示解决方案。