| 单词 | visual aid |
| 释义 | visual aidnounany of various materials depending on the sense of sight, as films, slides, photographs, etc., used as aids in teaching. Origin of visual aidFirst recorded in 1910–15 Words nearby visual aidvistaed, Vistaril, Vistula, visual, visual acuity, visual aid, visual aids, visual album, visual allesthesia, visual angle, visual aphasia Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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