1N-COUNT 广告;公告;启事 An advertisement is an announcement in a newspaper, on television, or on a poster about something such as a product, event, or job. 广告;公告;启事 [written] [Also + for]
Miss Parrish recently placed an advertisement in the local newspaper.
2N-COUNT (某一类事物的)活广告 If you say that an example of something is an advertisement for that thing in general, you mean that it shows how good that thing is. (某一类事物的)活广告 [mainly British]
The England team were a poor advertisement for European football tonight. [+ for]
英格兰队今晚为欧洲足球做了一次糟糕的宣传。
That would not be a good advertisement for Hungary's emerging democracy.