Meanings of positive film in English

In my view, it may be a happy moment that this is a positive film for them.

This is, however, ultimately a positive film.

The positive mood after watching a positive film was significantly higher for the cytosine allele carriers compared to the thymine-thymine carriers.

The premenstrual phenomena provide a positive film, so to speak, of the latent negative picture of the endocrine system of the girl or woman.

When that positive film comes, I'll have to rustle money somewhere to get it outa the express office, so we can make more prints.