Nantoka/海胆hǎi dǎnTraditional: 海膽海胆 (hǎi dǎn) is a Chinese word meaning “(zoology) sea urchin”.Meanings1(zoology) sea urchinCharacters in 海胆海hǎi · ocean胆dǎn · gall bladderRelated words海ocean海surname Hai海滩beach海军navy海盗pirate海岸coastal大海sea胆小鬼coward海洋ocean海边coast; seaside; seashore; beach脑海the mind大胆brazenStudy Chinese with flashcards →