I do not have a specific subject matter, my main concern is video, the medium.

我没有特定的主题，我主要关注的是视频媒体。

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Such a social mechanism is composed of specific subject, medium, object and background.

该社会机制有着由特定的主体、中介、客体和背景构成的基本结构。

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Any number of interview candidates may possess specific subject-knowledge valuable to a business.

任何参加面试的人员都可能掌握某方面的知识，对企业有价值。

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Any number of interview candidates may possess specific subject-knowledge valuable to a business.

任何参加面试的人员都可能掌握某方面的知识，对企业有价值。

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