Chocolate is wrapped in foil to keep it fresh.

为保新鲜，巧克力用箔纸包起来。

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Keep it fresh. Do different things, go different places and try something new.

保持新鲜感，避免一成不变：做不同的事情，去不同的地方，尝试新事物。

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One of the most important things about content is to keep it fresh and up-to-date.

有关内容方面最重要的一件事情是保持内容的新鲜并不断更新。

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"When we went to write this thing, the goal was to keep it traditional, yet keep it fresh."

VOA: standard.2010.04.09

Leave it to Nate and Jessica to keep it fresh.

FORBES: NY Tech Meetup Strikes A Chord

And in my business, I always gotta keep it fresh.

FORBES: Magazine Article

People have worked hard to keep it fresh and it's one of the great pleasures to work with a guy like Graeme Fowler who is hugely fun and irreverant, young and vibey.

BBC: Life in the box