noun🔗Share多瘤齿兽 Any of a small group of rodent-like mammals, of the order †Multituberculata, from the Cretaceous and Paleocene periods."Paleontologists study fossils of the multituberculate, an extinct mammal that resembled a rodent and lived millions of years ago. "古生物学家研究多瘤齿兽的化石，这是一种已经灭绝的哺乳动物，外形像啮齿动物，生活在数百万年前。animalbiologyorganismhistorygeologyscienceChat with AIVocabulary GamePractice Reading
adjective🔗Share多瘤齿的 (of teeth) Having molars with multiple rows of cusps."The multituberculate teeth of the ancient rodent fossils showed intricate patterns of multiple cusps in each molar. "古代啮齿动物化石的多瘤齿表明，每颗臼齿上都有着复杂的多排齿尖图案。anatomybiologyanimalChat with AIVocabulary GamePractice Reading
