如果我们不得不为了人和机器而复制重复，那将是一个既浪费又愚蠢的办法，因此，我们尽力为这两个消费者仅表示一次数据。

If we had to duplicate data for both humans and machines, that would be a wasteful and silly approach, so we try to express values only once for both consumers.

youdao

有很多人和你一样，不想浪费时间把电子邮件中附带的联系方式剪切并复制到通讯簿上。

There are loads of people just like you who would rather not waste time cutting and pasting contact information from emails into digital address books.

youdao

这项业务的主要想法是为用户复制无缝的即时电子邮件、联系人和日程表更新服务，相当于企业用户通过微软Exchange系统享受的服务。

The main idea was to replicate for consumers the kind of seamless, over-the-air email, plus contact and calendar updating, available to corporate users via systems like Microsoft's Exchange.

youdao