secondary teeth

英 美
  • 恒齿
  • secondary adj.次要的；从属的；中等教育的n.副手；次要位置
  • teeth n.牙齿名词tooth的复数形式.

双语例句

    1. He is cutting his permanent teeth.
      他正在长恒齿。
    2. The first permanent molars are emerging in the oral cavity without precursory teeth and often mistaken as primary teeth.
      摘要恒牙第一大臼齿是口腔内长出的第一颗恒齿，这颗牙齿并未取代任何乳牙，故家长往往误认为乳牙而忽视它。

相关词汇

secondary sex secondary secondary spatial disorientation secondary hypofunction of testis secondary intraligamentary myoma secondary nutritional defieiency secondary migration of petroleum secondary extinction coefficient secondary hydrocarbon reservoirs secondary sensory correspondence secondary remanent magnetization secondary disaster by earthquake
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