teaser是预告的意思吗

　　Run small teaser ads – rather than more expensive full-page ad

　　刊登小篇幅的前导广告–不要刊登昂贵的全版广告

　　With these questions knowing the answer just means you heard that brain teaser before.

　　答得出这些问题，只是表示之前你曾玩过脑筋急转弯。

　　Massive Attack electronic music event teaser.

　　巨型的攻击电子音乐事件戏弄者。