demonstration
[.demən'streiʃən]
n.示范, 表达, 实证, 集会
例句与用法：
The police were present at the demonstration in (full) force.
警方派出大队人马在示威游行的现场戒备。
This demonstration was a symptom of discontent among the students.
这次示威表明学生中有不满情绪。
The demonstration passed off without incident.
游行自始至终未发生意外。
A disorderly demonstration will take place.
一场示威游行将要发生。
She gave us a demonstration of the machine to show us how it worked.
她为我们做了示范来说明那台机器的用法。
Our showrooms, situated in the business center, offer admirable facilities for display and demonstration.
我们的陈列室位于商业中心，可为商品陈列与示范操作提供非常有利的条件。
The police said over 100,000 people had taken part in the demonstration.
警方说参加游行示威的人超过十万。
She gave us a demonstration of the machine to show how it worked.
她给我们作示范，说明怎样操作这部机器。
词形变化：
动词过去式: demonstrated | 动词过去分词: demonstrated | 动词现在分词: demonstrating | 动词第三人称单数: demonstrates |
详细释义：
n.
1. 论证, 证明[U][C][+(that)]
The teacher gave a demonstration of the law of gravity.
教师论证了引力定律。
2. 实地示范, 实物宣传[U][C]
teach something by demonstration
示范教某事
3. 示威, 示威运动[C]
We watched the demonstration from our windows.
我们从窗口看示威游行。
4. 表示, 表露[S]
a demonstration of joy
欣喜的表露