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primary tooth

/ˈpraɪməri tuːθ/

翻译: 乳牙是人类的第一个牙齿组,通常在婴儿期长出,并在儿童期脱落,随后被恒牙取代。也称乳齿或暂牙。

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/ˈpraɪməri tuːθ/B2formalmedical
  • zh乳牙是人类的第一个牙齿组,通常在婴儿期长出,并在儿童期脱落,随后被恒牙取代。也称乳齿或暂牙。

A primary tooth, also known as a baby tooth or deciduous tooth, is one of the first set of teeth that develop in humans and most mammals, which later fall out to be replaced by permanent teeth.

  1. Baby toothB1formal

    One of the first set of teeth in humans and other mammals that develop during infancy and are later replaced by permanent teeth.

    zh乳牙

    • Children usually start losing their primary teeth around age six.
    • The dentist examined the child's primary teeth for cavities.
    • Proper care of primary teeth is important for future dental health.