什么是Amazon S3?(英文版)

Amazon S3 is an object base store.

• It’s not like EBS, it’s not storage that’s attached to an EC2
  instance, it’s an object store, not a block store.
• It’s a great place to store static content, like javascript, css, images, videos. This sort of content does not need to sit on an EC2 instance.
• Highly durable, 11 9’s of reliability.
• Infinitely scalable, throw as much data as it as you want. Customers
  store multiple petabytes of data in S3.
• Objects of up to 5TB in size are supported.
• Encryption is supported. You can use Amazon’s encryption, your
  encryption, or an encryption service.