•This disaster is a clear demonstration of the need for tighter controls.这场灾难清楚表明需要进一步加强管理。

•Let me give you a demonstration of how the camera works.让我来给你示范一下照相机的工作原理。

•She told us how easy it was to use the computer, then by way of demonstration simply pressed a few keys on the keyboard.她告诉我们使用电脑非常容易，然后在键盘上敲击了几个键给我们作了示范。

•We're going to a cookery demonstration tonight.今天晚上我们要去看烹饪表演。

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•The students are holding a demonstration to protest against the increase in their fees.学生们举行游行示威，抗议学费上涨。

•Protesters staged an anti-war demonstration in front of the US embassy.抗议者在美国使馆前举行反战示威活动。

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•Huge crowds followed the funeral procession in a public demonstration of grief.大批群众跟在葬礼队伍的后面，公开表达他们的悲痛。

•There has been little demonstration of support for the proposal so far.到目前为止，很少有人对这个提案表示支持。