三九胃泰作为OT C胃药的老品牌，面临品牌形象老化的问题。

As a long-standing OTC medicine for stomach diseases, 999 Weitai faced a problem of aging brand image.

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情书：三九胃泰爱情的表达往往离不开文字，情书是一个用不褪潮流的爱情表达方式， 以“情书的撰写”作为互动的主要形式。

Love letter: love letter was selected as the main way of interaction, since love letter is an always-fashionable way to express love.

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70年代最先出现的药物是泰胃美(Tagamet)，一种胃酸阻滞剂。

The first drug that came out in the '70s was Tagamet, an acid blocker.

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