sea urchin به انگلیسی
From Longman Dictionary
sea ˌurchin noun [countable]
a small round sea animal with a hard shell covered in sharp points
Example
Thousands of fertilized sea urchin eggs, starfish and blue clams returned to Earth with the astronauts
Oyster soup with sliced sea urchin is the other original Loiseau signature dish
But please, hold the sea urchin