teaser

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++teas·er /ˈtiːzə $ -ər/ noun [countable] informal  1. ASK A QUESTIONa very difficult question that you have to answer as part of a game or competition 〔游戏或竞赛中的〕难题2. a short advertisement which appears a few days or weeks before a full advertisement for a product 前导广告，预热广告

Examples from the Corpus

teaser• How New Ways With Eyeshadow turn a housewife to a teaser.• Why bother with the blond teasers?• Add Bolo 2 to your collection of brain teasers and give your brain a good work out.• I rarely find much satisfaction in debating harder abstractions or metaphysical teasers with him.From Longman Business Dictionaryteaserteas‧er /ˈtiːzə-ər/ noun [countable]MARKETING an advertisement intended to get people’s attention for advertisements that will come later or products that will be available laterThe teasers urged viewers to tune in at a specific time to watch the launch of the company’s advertising campaign.

teas·er nounChineseSyllable  

difficult you have very that question Corpus Business a

teaser
teas‧er /ˈtiːzə $ -ər/ noun [countable] informal
1. a very difficult question that you have to answer as part of a game or competition
2. a short advertisement which appears a few days or weeks before a full advertisement for a product

teaserBrE /ˈtiːzə(r)/ 🔊NAmE /ˈtiːzər/ 🔊 noun(informal) a difficult problem or question 难题；棘手的问题  ➡  see also brain-teaser (also ˈteaser ad) an advertisement for a product that does not mention the name of the product or say much about it but is intended to make people interested and likely to pay attention to later advertisements 前导广告，悬念式广告（含蓄而引人好奇）