Additionally, Amazon S3 and Amazon SimpleDB use different types of physical storage.

而且Amazon S3和Amazon SimpleDB使用不同类型的物理存储。

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Use Amazon SimpleDB to store the structured data and put a handle to the items in the Amazon SQS message.

使用 Amazon SimpleDB 存储结构化数据，并为 Amazon SQS 消息中的项添加句柄。

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Amazon SimpleDB stores smaller bits of data and USES less dense drives that are optimized for data access speed.

Amazon SimpleDB存储较小型的数据单元，使用比较低密度的磁盘，为数据访问速度而优化。

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Examples of the services offered by Amazon Web Services are Amazon Elastic Compute Cloud (Amazon EC2), Amazon Simple Storage Service (Amazon S3), Amazon SimpleDB, Amazon Simple Queue Service (Amazon SQS), Amazon Flexible Payments Service (Amazon FPS), Amazon Mechanical Turk and Amazon CloudFront.

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