coral-reef limestone

常见例句

双语例句

• Bleaching occurs when the tiny plant-like coral organisms die, often because of higher temperatures, and leave behind only a white limestone reef skeleton.
  细小而形似植物的珊瑚生物死亡时会褪色变白，原因通常是不断升高的温度，留下的只是一具白色的石灰岩珊瑚礁骨架。
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