difference between syntax & semantics
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一种语言是合法句子的集合。什么样的句子是合法的呢?可以从两方面来判断:语法和语义。语法是和文法结构有关,然而语义是和按照这个结构所组合的单词符号的意义有关。合理的语法结构并不表明语义是合法的。例如我们常说:我上大学,这个句子是符合语法规则的,也符合语义规则。但是大学上我,虽然符合语法规则,但没有什么意义,所以说是不符合语义的。
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