With any instance of a bucket, you can ask for its name and creation date.

对于任何存储段实例，您可以询问它的名称和创建日期。

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In addition to query by content, I can look for images by metadata keywords, such as filename, description, and creation date.

除了按内容查询之外，还可以按元数据关键字，比如文件名、描述和创建日期来查找文件。

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For example, an age is a value that changes over time and can be calculated from a specific date — the birth or creation date.

例如，年龄是一个随时间而不断改变的值，可以通过一个特定的日期加以计算，即出生日期或创建日期。

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