“reef knoll”的概念、定义、翻译、参考文献-科学参考

单词	reef knoll
释义	reef knoll [`rēf ´nōl] ^GEOLOGY 1. A bioherm or fossil coral reef represented by a small, prominent, rounded hill, up to 330 feet (100 meters) high, consisting of resistant reef material, being either a local exhumation of an original reef feature or a feature produced by later erosion. 2. A present-day reef in the form of a knoll; a small reef patch developed locally and built upward rather than outward.
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