刺冠海星更偏好分枝的珊瑚。

Acanthasters show a preference for branching corals.

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刺，例如山楂树上的刺，实际上是一种改良的分枝，它会从木本植物的茎和分枝中生长出来。

Thorns, like those found on the Hawthorn tree, are modified branches that project from the stem and branches of a woody plant.

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一年生草本茎外倾或直立，30-90厘米高，分枝，具棱，具稀的反折的皮刺沿着棱。

Herbs annual. Stems decumbent or erect, 30-90 cm tall, branched, angulate , with sparse retrorse prickles along angles.

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