名词
中文翻译：用户类
同义词：
['user group', 'user category']
例句：
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1.The system is designed to categorize users based on their needs.
该系统旨在根据用户需求对用户进行分类。
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2. The company has a user class for each type of customer.
该公司为每种类型的客户设立了一个用户类别。
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3.The user class is responsible for managing the user data.
用户类别负责管理用户数据。