| 单词 | jawless fish | 
| 释义 | jawless fish in American English (ˈdʒɔlɪs)  any of a class (Agnatha) of fishes with a cartilaginous skeleton, an eel-like body, and a circular, sucking mouth lacking jaws, consisting of the lampreys and hagfishes Examples of 'jawless fish' in a sentence | 
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