中缀表示法是书写表达式的常见方式，而前缀和后缀表示法主要用于计算机科学领域。
Infix notation is a common way of writing expressions, while prefix and postfix notations are primarily used in computer science.
前缀表示法中，操作符写在操作数的前面。
In prefix notation, the operator is written before its operands.
企业、销售、财务和业务领域（RDF 表示法中的前缀）表示可在其中定义和解释业务信息的上下文。
The enterprise, sales, finance and business domains (prefixes in the RDF notation) represent contexts in which the business information can be defined and interpreted.
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