英语词汇“visual aid”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	visual aid
释义	visual aid any of various materials depending on the sense of sight, as films, slides, photographs, etc., used as aids in teaching. [1910-15]
随便看	sensitometric curve sensitometry sensor sensorimotor sensorineural sensorium sensory sensory cortex sensory deprivation sensory neuron sensory root. sensual sensualism sensualist sensuality sensualize sensum sensuous sent sente sentence sentence adverb sentence fragment sentence stress sentential

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