| Subject | English | Russian |
| gen. | be deep in an animated discussion | быть погруженным в оживлённую беседу (deep in thought) |
| formal | deep discussion | подробное обсуждение (We stop in Strathmore to talk to the owner of the Goose and Crown Inn and an avid bird-watcher with whom Nigel falls into deep discussion of about Suffolk songbirds. ART Vancouver) |
| polit. | deep discussion | глубокое обсуждение |