οικολογική, δεξαμενόπλοιο, εναέριος, περιπολία, πετρελαιοκηλίδα, διάσπαρτος, ρυπαίνω, αξιωματούχος, αλιείς

Λεξιλόγιο 1ης ενότητας - Ο φίλος μας η θάλασσα

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