一定要了解这些需求并明确地定义它们。
Make sure you understand these requirements and clearly define them.
这些新概要阐明了一些小要点，更明确地定义了附件。
These new profiles clarify some minor points, and more clearly define attachments.
这个业务接口明确地定义Library对象的业务用法。
The business interface clearly defines the business usage of the Library object.
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