The visual demonstration teaching plays important role in secondary vocational schools' teaching.

直观示范教学在中等职业学校教学中占有很重要的地位。

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Art is not just for sensual pleasure. To me, art is a way of thinking through visuality; visual analysis and demonstration separate an artist from a philosopher or thinker.

艺术并不仅仅是愉悦感官的，对我来说艺术是一种通过视觉达到的思维方式，是区别于哲学家、思想家表达方式的视觉分析与论证。

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A demonstrator which indicates overweight and weightlessness by luminescent demonstration is introduced. It has good visual effect.

本文介绍了利用发光显示超重、失重演示器的直观性效果好的特点。

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It is an amazing visual demonstration to watch someone put the big rocks in first, shake the pebbles, and then the sand around the rocks, and then pour the water in on top and have all four jars settle together.

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During the demonstration of RAD for the Server, Dave Mendlen, Visual Studio product planner, built what he called a "middle-tier business object" for a wine-selling Web site using six lines of code, an operation that he said would take "hundreds of lines of code" with the current version of Visual Basic 6.

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