软体动物，甲壳纲动物，甚至珊瑚藻都需在其身体结构生长中用上钙，而海水酸度变高则会阻碍这一过程。

Mollusks, crustaceans, and even coralline algae are among theliving things that use calcium in their structures, a process that could beimpeded by higher acidity levels in seawater.

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其实珊瑚一词所指的动物甚多，包括大多数属珊瑚虫纲及数动属水螅虫纲的刺胞动物。

Actually, the term coral is much broader and refers to most of the animals in the class Hydrozoa of the Phylum Cnidaria.

youdao

其实珊瑚一词所指的动物甚多，包括大多数属珊瑚虫纲及数动属水螅虫纲的刺胞动物。

Actually, the term coral is much broader and refers to most of the animals in the class Hydrozoa of the Phylum Cnidaria.

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