“贫齿目”的概念、定义、翻译、参考文献-科学参考

单词	贫齿目
释义	贫齿目 Encyclopedia 理学哺乳纲（化石）释贫齿目（化石）曾是哺乳纲下的一个分类单元，包括管齿类、鳞甲类、异节类、纽齿类、冈瓦纳兽等。这些动物共有的一个演化趋势是牙齿丢失或简化，适应于取食蚂蚁或白蚁。研究认为，这一演化趋势在上述这些动物中是趋同演化的结果，这些动物之间并没有密切的亲缘关系，因此贫齿目这一分类单元已经很少有人使用。
随便看	economic evaluation of investment on grassland economic evaluation of railway investment economic evaluation of resources economic faction economic feasibility economic feasibility analysis of safety engineering economic fineness economic forecast economic forest breeding economic formation of society economic foundation economic function of green space economic functions of the socialist state economic geography and public policy economic geography of forestry Economic Geography: the Integration of Regions and Nations economic globalization economic governance economic growth Economic Growth and Agriculture economic growth factor economic growth theory economic hinterland economic impacts of the port economic incentive instruments

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。