We started to pay a lot of attention to reviews comments. It became clear that reviews were our greatest opportunity for word of mouth advertising.

我们对评论的情况进行了分析，发现评论明显是我们最大的口碑宣传机会。

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In collecting word-of-mouth history, problems and their values should be clear;

采集口述史时，问题预设宜细，价值预设宜宽；

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In collecting word-of-mouth history, problems and their values should be clear;

采集口述史时，问题预设宜细，价值预设宜宽；

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