demonstration
英英释意
- 1. a show or display; the act of presenting something to sight or view;
- "the presentation of new data"
- "he gave the customer a demonstration"
- 2. a show of military force or preparedness;
- "he confused the enemy with feints and demonstrations"
- 3. a public display of group feelings (usually of a political nature);
- "there were violent demonstrations against the war"
- 4. proof by a process of argument or a series of proposition proving an asserted conclusion
- 5. a visual presentation showing how something works;
- "the lecture was accompanied by dramatic demonstrations"
- "the lecturer shot off a pistol as a demonstration of the startle response"