 |
| |||
| uncharted territory (Bullfinch) | |||
| tabula rasa (контекстуально grafleonov) | |||
| fresh ground (We have now finished with it and it was nice to give them some fresh ground to work over. I. Havkin); Augean stables (Супру) | |||
| fertile territory (/techtranslation-english mazurov) | |||