It used to be associated with sub-standard movies and throwaway plastic glasses. But after years of dismissing 3D as a fad¹, Hollywood studios are betting that films shot and projected in the format² will boost takings at the box office.

三年内，能放映3D立体电影的美国影院数量已增加了2倍，达到700多家。预计到2009年，这种影院的数量将升至3000家，约占美国影院总数的10%。

The number of US cinemas capable of showing films in 3D has trebled in three years to more than 700 and is expected to rise to 3,000 by 2009 - about 10 per cent of all US screens.