I.together [brit. angl. təˈɡɛðə, am. angl. təˈɡɛðər]PRISL.Together in its main adverbial senses is almost always translated by insieme. - Together frequently occurs as the second element in certain verb combinations (get togetherpull togetherput togethertie together etc.): for translations for these, see the appropriate verb entry (get, pull, put, tie etc.). - For examples and further uses, see this entry.
They use a technique called "lucky imaging", where they use sophisticated software to patch together the clearest frames from a video image and then put them together.