Nantoka/海沟hǎi gōuTraditional: 海溝海沟 (hǎi gōu) is a Chinese word meaning “marine trench”.Meanings1marine trenchCharacters in 海沟海hǎi · ocean沟gōu · ditchRelated words海ocean海surname Hai海滩beach海军navy海盗pirate海岸coastal大海sea沟通to join; to connect; to link up海洋ocean海边coast; seaside; seashore; beach脑海the mind海伦(name) Helen or HélèneStudy Chinese with flashcards →