This predicate allows a book to have multiple prices but requires all of them to have a value between 20 and 30.
该谓词允许book拥有多个price,但是要求所有price的取值在20到30之间。
Based on the analysis of these characteristics, the tactics of multiple prices which are fit for the market are provided.
基于对这些特征的分析,提出了易与市场对接的多重定价策略。
This involves either managing prices in multiple currencies, or dynamic currency conversion throughout the shopping or purchasing process.
这包括管理多种货币的价格,或购买流程中动态的货币转换。
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