v. march in protest; take part in a demonstration
vt. 示范, 证明
vi. 示威
1. The teacher will demonstrate how to solve the math problem.
老师将展示如何解决这个数学问题。
2. We need to demonstrate our new product to the clients.
我们需要向客户展示我们的新产品。
3. She will demonstrate her cooking skills at the food festival.
她将在美食节上展示她的烹饪技巧。