to give one's whole-hearted support to a matter

listen to the pronunciation of to give one's whole-hearted support to a matter
Английский Язык - Немецкий Язык

Определение to give one's whole-hearted support to a matter в Английский Язык Немецкий Язык словарь

to give one's whole-hearted support to a matter
eine Sache voll und ganz unterstützen