英语
西班牙语
英语
西班牙语
单语范例（未经PONS编辑处理）
No longer having food to eat, the sea urchin became locally extinct as well.
en.wikipedia.org Throughout the year other traditional foods are stocked such as deer, ducks, herring eggs, crab, sea urchin, clams, oysters and mussels.
en.wikipedia.org Sea urchin studies provided the first evidence of actin in non-muscle cells.
en.wikipedia.org He collected many sea urchin species on his expeditions between 1899-1930.
en.wikipedia.org The larger fish, wary of being stung by the sea urchin, which can sometimes be deadly, gives up the chase.
en.wikipedia.org