名词

1. 示威;示威游行（或集会）
A demonstration is a march or gathering which people take part in to show their opposition to something or their support for something.

2. 示范;演示
A demonstration of something is a talk by someone who shows you how to do it or how it works.

3. 证明;论证;表明;说明
A demonstration of a fact or situation is a clear proof of it.

4. (特质的)显示;(情感的)表露
A demonstration of a quality or feeling is an expression of it.

1. a show or display
the act of presenting something to sight or view

e.g. the presentation of new data
he gave the customer a demonstration

Synonym: presentationpresentment

2. a show of military force or preparedness

e.g. he confused the enemy with feints and demonstrations

3. a public display of group feelings (usually of a political nature)

e.g. there were violent demonstrations against the war

Synonym: manifestation

4. proof by a process of argument or a series of proposition proving an asserted conclusion

Synonym: monstrance

5. a visual presentation showing how something works

e.g. the lecture was accompanied by dramatic demonstrations
the lecturer shot off a pistol as a demonstration of the startle response

Synonym: demo