视觉教具，直观教具

n.直观教具

visual aids───视觉教具；直观教具

visual art───视觉艺术

visual field───视野

visual arts───视觉艺术

mutual aid───互助

visualised───vt.使…可见；使…具体化（等于visualize）；vi.想象；显现

visualized───adj.直观的；直视的；v.使形象化；想像（visualize的过去分词）

You must use a visual aid.───你必须使用视觉辅助.

visual aid for his essay.───为他的论文提供视觉帮助。

What does each visual aid show?───每个视觉帮助显示什么内容？

Is the audience given enough time to understand the data on each visual aid?───是否已给听众足够的时间来理解你每次提供的数据？

Any visual aid should be carefully selected and planned to add clarity to the presentation. 2.

As a visual aid to anatomical familiarity, a reference book such as this has undoubted value.

1 Decision tables offer a simple, visual aid, and they can be applied in knowledge-based systems to perform verification processes efficiently.

By making the most of new visual aid technology.