The Membership or Subscription model refers to the revenue model that pertains to an established user account with specific terms for usage.
成员资格或者签署模式指的是一种收入模式，这种模式适用于带有特殊使用条款的已建立的用户帐户。
2
For customer contracts, the organization is the buyer's top level organization and the business account contains terms and conditions that apply to all the buyer's contracts.
对于客户契约，该组织是买方的顶级组织，业务帐户包含适用于所有买方契约的条款和条件。
3
Amazon charges for paid AMIs, so review the fees and terms of your account very carefully before proceeding.