visual aid

From Longman Dictionary of Contemporary EnglishRelated topics: Education, Visualvisual aidˌvisual ˈaid noun [countable] SEAVsomething such as a map, picture, or film that helps people understand, learn, or remember informationExamples from the Corpusvisual aid• As a visual aid to anatomical familiarity, a reference book such as this has undoubted value.• Any visual aid should be carefully selected and planned to add clarity to the presentation. 2.• By making the most of new visual aid technology.

单词	visual aid
释义	visual aid From Longman Dictionary of Contemporary EnglishRelated topics: Education, Visualvisual aidˌvisual ˈaid noun [countable] SEAVsomething such as a map, picture, or film that helps people understand, learn, or remember informationExamples from the Corpusvisual aid• As a visual aid to anatomical familiarity, a reference book such as this has undoubted value.• Any visual aid should be carefully selected and planned to add clarity to the presentation. 2.• By making the most of new visual aid technology.
随便看	do something without (further) argument do something without a murmur do something ↔ out do something ↔ up do something/nothing/anything etc do sports do the business do the courtesy of doing do the decent etc thing do the dirty on do the dirty on somebody do the dishes do the dishes do the dishes etc do the hard way do the honourable etc thing do the honours do the housework do the ironing etc do the job do the laundry do the laundry etc do the laundry/ironing/dishes etc do the necessary do the right etc thing