Definition: showing how to do something, or how something works Level: C1
工程师对新软件的功能进行了清晰的演示。
The engineer provided a clear ___demonstration of the new software's features.
我们在烹饪学院参加了一场烹饪演示。
We attended a cooking ___demonstration at the culinary institute.
在使用这台机器前，所有操作员都必须观看安全操作演示。
Before using the machinery, all operators must watch a safety ___demonstration.
