Duro {adj} /hɑɹd/ (resistant to pressure) |
Fuerte {adj} (of drink: strong) |
Duro {m} {adj} (of water, high in dissolved calcium compounds) |
Duro {m}, Difícil {m} {f} {adj} (requiring a lot of effort to do or understand) |
Duro {m}, Difícil {m} {f} {adj} (severe, of a person) |
Difícil |
Difícil |