The crown of thorns starfish is a coral reef predator that preys on coral polyps.

刺冠海星是一种以珊瑚虫为食的珊瑚礁捕食者。

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Crown of thorns starfish normally live in high population densities.

刺冠海星通常生活在聚居的环境中。

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The crown of thorns starfish is large, twenty-five to thirty-five centimeters in diameter, and has seven to twenty-one arms that are covered in spines.

棘冠海星很大，直径长达25到35厘米，有7到21条手臂，上面布满了刺。

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"You shall not press down upon the brow of labor this crown of thorns.

VOA: special.2011.04.15

All around the castle grew a hedge of thorns, concealing everything from sight.

NEWYORKER: Once Upon a Time

The centerpiece of the gala evening, and of the exhibit, was a huge crown of thorns that hung from the ceiling.

WSJ: Promoting 'The Bible' With Crown of Thorn

At Phillips, an untitled Basquiat charcoal and crayon work on paper shows a black man, Christ-like beneath a crown of thorns.

WSJ: Collecting: Bacon, Richter and Basquiat to Headline Contemporary Art London Sales