Short excerpts from other visual and audio material may be presented in class.

电影则包括纪录片、电视片断以及主流和另类电影。

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For audio material, the group USES 24 volunteer readers. For Braille, there are 12 volunteer transcribers.

该集团招募了24个志愿者读者负责音频材料，并12个志愿者誊写盲文。

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Preview video and audio material should be made available online, either within the artist's own site or embedded within a community channel.

预览的视频、音频文件必须上线，可以在艺术家的个人网站或其他集群网站上。

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I'm optimistic about the audio equipment and about our slide material and things such as that.

我对我们的音响设备,和我们的投影材料等都很有信心

耶鲁公开课 - 聆听音乐课程节选

From the freedom of information viewpoint, this indicates how the law can provide access to video or audio material held by public authorities as well as the written word.

BBC: Pandemic flu advert revealed by Department of Health

It also filed more than 1, 000 secret ones, and over six hours' worth of classified audio-visual material.

ECONOMIST: China's secret media

Observations as well as literature and audio-video material were collected where available.

CENTERFORSECURITYPOLICY: New Shariah study documents Islamist threat