conservation [ˌkɒnsəˈveɪʃn] noun [of buildings] Schutz der, Erhaltung die nature conservation Naturschutz der conservation of energy/water sorgsamer Umgang mit Energie/Wasser
Complétez la séquence avec la proposition qui convient. If I had known you were vegetarian, I … a different meal. would have made had made would make