比如，应用程序开发商可以在一周的早些时候发布软件，以促使更多人在周末从免费向付费转变。

For example, app developers could launch their apps early in the week to encourage free-to-paid conversion sales over the weekend.

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西班牙的Facebook页面已经连续三年举办名为The Best Feeling Ever的比赛，优胜者由Facebook用户选出并将获得一周的免费西班牙假期。

The Facebook page is also offering a free week’s vacation in Spain for three consecutive years in a competition called The Best Feeling Ever, the winner being voted for by fellow Facebook users.

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AP的人在Marissa的学校工作时见过她。 他们向Bilson家提出免费为他们做一周的干预，条件是CNN可以将这个过程录制下来。

The group, which met Marissa while working in her school, offered the Bilson family a free week-long intervention with the proviso that CNN be allowed to record the process.

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Seven days a week, it's free to get in. You just have to buy a tea.

一周七天，都可以免费进入。你只需要买一杯茶就可以了。

布鲁克林的变化 - SpeakingMax英语口语达人