1. N-COUNT 示威;示威遊行（或集會）
A demonstration is a march or gathering which people take part in to show their opposition to something or their support for something.
Riot police broke up a demonstration by students.
防暴警察驅散了示威的學生。
...mass demonstrations.
群眾性示威
2. N-COUNT 示範;演示
A demonstration of something is a talk by someone who shows you how to do it or how it works.
...a cookery demonstration.
烹飪示範
...demonstrations of new products.
新產品的演示
3. N-COUNT 證明;論證;表明;說明
A demonstration of a fact or situation is a clear proof of it.
This is a clear demonstration of how technology has changed...
這清楚地表明了技術已有了怎樣的進步。
This was a very practical demonstration of why the Army trained people to be disciplined.
這很實際地說明了為什麽軍隊要將士兵訓練得遵規守紀。
4. N-COUNT (特質的)顯示;(情感的)表露
A demonstration of a quality or feeling is an expression of it.
There's been no public demonstration of opposition to the President.
沒有人對總統公開表示反對。
...physical demonstrations of affection.
身體上的親昵