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词汇 lophodont
分类 英语词汇 英语翻译词典
释义

lophodont /'ləufədɔnt/

英汉-汉英词典
adj. 脊牙型的,脊齿型的
词组 | 习惯用语
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  • elephantine adj. 象的 巨大的 笨拙的,沉重的
  • colophon n. 书籍的末页;版本记录,版权页标记
  • xylophonist n. 木琴演奏家
lophodont adj. 脊牙型的;脊齿型的; n. 脊齿动物;

网络短语:
lophodont tooth 脊型齿
英语百科

Molar (tooth)

Comparison of cheek teeth in various taxa: 1, Reptile; 2, Dromatherium (a Triassic Cynodont); 3, Microconodon (a Triassic Eucynodont); 4, Spalacotherium (a Cretaceous Symmetrodont); 5, Amphitherium (a Jurassic mammal).
Generalized cusp of a mammalian molar. ant, anterior; pos, posterior; ci, lingual cingulum; pa, paraconid; pr, protoconid; me, metaconid; hy, hypoconid; hl, hypoconulid; ec, entocristid; tb, talonid basin

The molars or molar teeth are large, flat teeth at the back of the mouth. They are more developed in mammals. They are used primarily to grind food during chewing. The name molar derives from Latin, molaris dens, meaning "millstone tooth", from "mola", millstone and dens, tooth. Molars show a great deal of diversity in size and shape across mammal groups.

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