presentation/ˌprezən'teɪ∫ən/

n. a meeting at which sth is described and explained to a group of people

n. [C] 演示；展示会；介绍会：The engineer gave a presentation to the customers on the new machine. 工程师就这台新机器给客户做了演示。

构词present + -ation

音组-tation/-'teɪ∫ən/

adaptation; dictation; expectation; invitation; presentation; temptation