符号学；用户任务模型；用户概念模型；用户思维模型；传统文化。
Semeiology; User's task model; User's concept model; User's thinking model; traditional culture.
隐喻帮助用户“理解”概念模型。
基于这点，用户会对期望的工作流有一个概念模型，例如能够创建一封新的信件，能够选择收件人，能够发送邮件等。
Based on this, a user has a conceptual model of this task that includes certain expectations, such as the ability to create a new letter, select a recipient, and send the letter.
书目记录功能需求模型是一种适应网络环境下用户检索需求功能的概念模型。
FRBR model is a kind of concept mode adaptive to the users' requirements in searching under the Internet circumstance.
如果，用户的思维模型和设计师的概念模型不同时，问题也就产生了，用户将会感到网站混乱和使自己灰心。
However, if his mental model is different from the designer's conceptual model, errors will occur and the user will become confused or frustrated.
如果，用户的思维模型和设计师的概念模型不同时，问题也就产生了，用户将会感到网站混乱和使自己灰心。
However, if his mental model is different from the designer's conceptual model, errors will occur and the user will become confused or frustrated.
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