Most online daters I know contend that they ignore wordy profiles or contact emails. Leave a little to the imagination, but give just enough of a teaser - like a good coming attraction for a movie.

我的许多网友一贯忽略文字描述或联系方式，想象的空间不大，但吊足了好奇心，就像一部即将上映的电影预告片一样。

youdao

When YouTube came along, Mr. Heyn played Web enforcer, pulling down bootleg copies of the movie and uploading teaser excerpts to drive DVD sales.

WSJ: Remembering 'Heavy Metal Parking Lot'

Lionsgate released its first full teaser trailer for The Hunger Games: Catching Fire last night during the MTV Movie Awards and they seem to be repeating themselves in a positive fashion.

FORBES: Trailer Talk: 'The Hunger Games: Catching Fire'