Ключевые слова: alone, announcement, background, bay, beacon, blue, boat, buoy, cardinal, caution, coast, color, danger, dock, east, float, floater, harbor, industrial, landscape, life, light, marine, marker, nautical, navigation, navigational, north, notice, object, ocean, port, protection, red, river, safe, safety, sailing, sea, secure, security, shipping, sign, signal, transportation, travel, warn, warning, water, yellow,