直观教具帮助阐明你的观点。
我们英语老师上课经常用直观教具。
该演讲者的直观教具暴露出其想象力的极度缺乏。
The speaker's visual aids showed a remarkable lack of imagination.
中学地理教学挂图是中学地理教学过程中一个必不少的直观教具。
The geographical school wall map is a most necessary direct sighed teaching aid in the process of middle school.
可指出选区位置的直观教具可能会有用，虽然我们无法假设到时会有足够经费。
A visual aid locating the district might be helpful, though we can't assume we'll have an overhead by then.
最后还就高校体育直观教具教法的运用现状和直观教具的拥有情况进行了研究。
Last, to study the conditions of using visual pedagogy and owning visual teaching AIDS on physical education teaching in university.
演讲前最后几天，我有了一个好主意，准备去当地动物保护协会分会借一只小狗，作直观教具用。
A couple of days before our speeches were due, I had the bright idea of going to the local branch of the Humane Society and borrowing a puppy to use as a sort of a visual aid.
演讲前最后几天，我有了一个好主意，准备去当地动物保护协会分会借一只小狗，作直观教具用。
A couple of days before our speeches were due, I had the bright idea of going to the local branch of the Humane Society and borrowing a puppy to use as a sort of a visual aid.
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