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单词
atoll
释义
atoll
NOUN
C
/ˈætɒl/
an island in the form of a ring , made of coral (= the pink or white outer structure of very small sea animals) 环状珊瑚岛
a
used in the names of places （用于地名中）
Bikini Atoll
比基尼珊瑚岛