在这种情况下，浓缩就是精华。然而，不妨利用文本、图片和视频的组合形式，简明清晰地展示你的产品或服务。

Less is more in this case, but don't be afraid to explore using a combination of text, photos, and video to clearly and succinctly show off your product or service.

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而课程是文化的“精华浓缩版”，它不仅是文化集成与延续的重要媒介之一，而且自身就是一种教育学化了的文化。

The course is a culture of "condensed version of the essence," it is not only cultural integration and continuation of the important medium of education and of itself is a kind of a culture.

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