| Subject |
|---|
| radar [1] |
| radiator [1] |
| radiátor [1] |
| recycled materials [1] |
| recycled plastic [1] |
| recycling [2] |
| recyklace [1] |
| recyklácia [1] |
| recyklované materiály [1] |
| recyklovaný plast [1] |
| refugee camp [1] |
| remote controle [1] |
| RFID locator [1] |
| RFID lokalizátor [1] |
| ritual [1] |
| rituál [1] |
| roadster [1] |
| robot [1] |
| rose-tinted glasses [1] |
| rostliny [1] |