audio-visual aids for the classroom
课堂视听教具
《牛津高阶英汉双解词典》
To simplify the interview process, no audio visual aids may be used.
为简化程序, 会面期间不可使用任何视听器材.
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Some teachers working with electrical audio - visual aids must master the technique of camera recording correctly.
其中很重要的一点是,许多电教教师要正确掌握摄录像的技巧.
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When I was here a few months ago, the audio - visual aids were being installed.
几个月前我在这里的时候, 视听 教具正在安装.
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