demonstration

n. /ˌdemənˈstreɪʃn/ B1

示范；演练；游行抗议

An act of showing how something works or is performed.

仙境例句

The old eel gave a demonstration of Fainting, and then lay very still on the sand.

老鳗鱼示范了一遍“昏倒课”，然后一动不动地躺在沙子上。