 |
| Russian | English |
| наиболее изученный | the best known (The Manhattan Schist Formation is the best known of the local metamorphic rock formations. ArcticFox) |
| наименее изученный | most underexplored (area, site, basin etc.; The UK Rockall Basin is one of the most underexplored areas of the UK Continental Shelf (UKCS), with only 12 exploration wells drilled since 1980. Logofreak) |
| оставаться плохо изученным явлением | remain poorly understood (The geodynamic forces that create them remain poorly understood. ArcticFox) |
| слабо изученный | underexplored (О. Шишкова) |