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| Russian | English |
| всё кардинально поменялось | the tables have turned (Александр_10) |
| кардинально изменить | stand on its ear (VLZ_58) |
| кардинально изменить ситуацию | be a game changer (The experimental propulsion technology, referred to as a 'Quantum' space drive, is potentially a game changer, as it could alter the inertia of a spacecraft.  coasttocoastam.com ART Vancouver) |