monde (1) système nerveux (1) économie (1) classification (1) Balances (Weighing instruments) (1) Process (Law) (1) Organ (Musical instrument) (1) Nervous system (1) Language and languages (1) Filters and filtration (1) Equilibrium (1) Devices (Heraldry) (1) Classification (1) Brain (1) Classification (1) Classification (1) Languages (1) Organs (1) Nervous system (1) cerveau (1) langues (1)