Le Parlement se trompe lourdement en mélangeant biodiversité et génie génétique.
Parliament is making a big mistake in confusing biodiversity and genetic engineering.
Quiconque s'imagine que nous pouvons continuer à ce rythme au XXIe siècle se trompe lourdement.
If anybody thinks it can continue like that in the 21st century then they are simply terribly mistaken.
La Commission se trompe lourdement en pensant que South Stream n'est pas un projet rival de Nabucco.
The Commission is gravely mistaken in thinking that South Stream is not a rival project to Nabucco.
Mais quand le Premier ministre hongrois qualifie toute critique à sa politique d'attaque contre le peuple hongrois, il se trompe lourdement.
However, when the Hungarian Prime Minister describes any criticism of his policy as an attack against the Hungarian people, he is making a serious error.
Quiconque s'imagine que l'État et l'Union européenne vont régler ce problème, et qu'ensuite tout reprendra comme avant, se trompe lourdement.
Anyone who imagines that the state and the European Union is now responsible for regulating this, and that afterwards everything will go on just as before, is very much mistaken.
M. Bielan se trompe lourdement, car c'est grâce au ministre Gradów que nous avons maintenant la possibilité d'avoir une solution définitive à ces problèmes.
Mr Bielan is greatly mistaken here, because it is thanks to Minister Gradów that we now have the opportunity for a permanent resolution to these problems.