Amazon EC2 lets anyone with a credit card pay for servers by the hour, turning them on and off through an application programming interface (API).

Amazon EC2允许拥有信用卡的任何人按小时支付服务器费用，通过一个应用程序编程接口(API)来打开和关闭服务器。

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The credit card details must be stored with Amazon, they cannot simply be entered when a bill is due-it is a pay-as-you-go model.

信用卡详情必须存储在Amazon中，在有未付帐单时无法进入—它是现收现付模型。

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In other words, people can buy something on, for example, Amazon.com and pay with cash at 7-11 stores, and immediately get credit with that merchant.

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Amazon will pay the wireless costs associated with delivery and maintenance.

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Amazon and other big corporations pay their fair share and are prevented from playing games with their books to avoid paying PFE.

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