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 aidˌvisual ˈaid noun [countable] something such as a map, picture, film, etc. that helps people understand, learn, or remember information
随便看	doorknob doorknocker doorman doormat doornail doorplate doorpost door prize doorsill doorstep doorstop door-to-door doorway dooryard doozy dopamine dope dopehead dopey doping doppelganger Doppler effect Dorians, the Doric dork

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