1. 鳐：sea pumpkin 海参 | sea purse 鳐 | sea quake 海底地震
2. 下层逆流漩涡(由二交叉浪相近形成：sea protest 海事报告 | sea protest 海事声明书 | sea purse 下层逆流漩涡(由二交叉浪相近形成
sea purse的反义词
noun
1. the seaward undercurrent created after waves have broken on the shore
Synonym: undertow sea puss sea-puss sea-purse sea-poose