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1.The coral reef is a beautiful and diverse ecosystem.
珊瑚礁是一个美丽而多样的生态系统。
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2. Polysarcia is a rare species that can only be found in the deep ocean.
多色珊瑚是一种稀有物种,只能在深海中找到。
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3.The polysarcia has unique colors that attract many marine creatures.
这种珊瑚拥有独特的颜色,吸引了许多海洋生物。