demonstrations
英[demənst'reɪʃnz]
美[demənst'reɪʃnz]
- n.课堂演示；示范名词demonstration的复数形式.
详细释义
名词 demonstration:
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a show or display; the act of presenting something to sight or view
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a show of military force or preparedness
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a public display of group feelings (usually of a political nature)
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proof by a process of argument or a series of proposition proving an asserted conclusion
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a visual presentation showing how something works
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