coelacanth
US /ˈsiː.lə.kænθ/
UK /ˈsiː.lə.kænθ/
名词
腔棘鱼
a large, bony marine fish with a three-lobed tail fin and fleshy pectoral fins, formerly thought to be extinct but rediscovered in 1938 off the coast of South Africa. It is the sole living member of a class of fish (Coelacanthimorpha) that was thought to have died out 66 million years ago.
示例:
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The discovery of the living coelacanth was a major scientific event.
活体腔棘鱼的发现是一项重大的科学事件。
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Fossil records show that coelacanths have existed for millions of years.
化石记录显示，腔棘鱼已经存在了数百万年。