visual aid
US /ˈvɪʒ.u.əl eɪd/
UK /ˈvɪʒ.u.əl eɪd/
名词
视觉辅助工具, 视听教具
an object, device, or image, such as a chart, film, or slide, used to enhance a presentation or lecture
示例:
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The teacher used a large map as a visual aid to explain geography.
老师用一张大地图作为视觉辅助工具来解释地理。
•
PowerPoint slides are common visual aids in business presentations.
PowerPoint幻灯片是商务演示中常见的视觉辅助工具。