英语词汇“visual aid”的翻译、意思、用法、释义-英汉双解词典

单词	visual aid
释义	ˌvisual ˈaid noun [countable, usually plural] a picture, video, etc. used in teaching or giving talks to help people to learn or understand sth直观教具；视觉教具
随便看	prediction hack stiffer lag configuration page bank check black marketeering short term draft notice differentiated product format routing number infrastructural unique selling proposition market leader agencies court costs redistribution brand association threshold external competitiveness procurement officer header

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