这种叫作牙形刺的动物长有数排相互咬合的圆锥状利牙，像钉耙一样将猎物“耙”入口中。
The animals, called conodonts, possessed rows of sharp, interlocking cone-shaped teeth that raked prey into their mouths.
这种叫作牙形刺的动物长有数排相互咬合的圆锥状利牙，像钉耙一样将猎物“耙”入口中。
The animals, called conodonts, possessed rows of sharp, interlocking cone-shaped teeth that raked prey into their mouths.
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