| Russian | English |
| сыграть важную роль | play a vital role (в – in; также "play a vital part": "The erosion of any islands here would have released boulders that are likely to have contributed to the accumulation of the distinctive stone structures known locally as sarns." Dr Wood believes these sarns have played a vital part in perpetuating the story.  bbc.com ART Vancouver) |
| сыграть важную роль | be instrumental (in sth. – в чём-л.: These innovative techniques were instrumental in the structure of the new product. • He was instrumental in getting that contract. It got rolling under his leadership. • Konev is a problematic figure in Central Europe. Although he was instrumental in the defeat of Nazism, he also oversaw arrests and deportations of Soviet refugees in the immediate aftermath of the war. (washingtonpost.com) ART Vancouver) |
| сыграть главную роль | be instrumental (in sth. – в успехе чего-л.: These are insights Cross was uniquely positioned to share in her new book, In Light of All Darkness, as her father-in-law, Eddie Freyer, was not only instrumental in eventually capturing Polly’s murderer, he continues to teach law enforcement investigators lessons learned from the case. (coasttocoastam.com) ART Vancouver) |
| сыграть основную роль | be instrumental (in sth. – в успехе чего-л.: These are insights Cross was uniquely positioned to share in her new book, In Light of All Darkness, as her father-in-law, Eddie Freyer, was not only instrumental in eventually capturing Polly’s murderer, he continues to teach law enforcement investigators lessons learned from the case. (coasttocoastam.com) ART Vancouver) |
