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petrous

/pe-truhs, pee-/US // ˈpɛ trəs, ˈpi- //UK // (ˈpɛtrəs, ˈpiː-) //

娇气的,娇气,娇气十足,瓣膜

Related Words

Definitions

adj.形容词 adjective
  1. 1
    • : Anatomy. noting or pertaining to the hard dense portion of the temporal bone, containing the internal auditory organs; petrosal.
    • : like stone, especially in hardness; stony; rocky.

Synonyms & Antonyms

Examples

  • By this means the posterior surface of the petrous bone can be exposed as far inwards as the internal auditory meatus.

  • The bony labyrinth presents a series of cavities which are channelled through the substance of the petrous bone.

  • From the surrounding 794 mesoderm the petrous bone is formed by a process of chondrification and ossification.

  • On its inner side is a small air chamber in the petrous portion of the temporal bone, called the cavity of the tympanum.

  • The bones related to the organ of hearing, the tympanis and petrous bones, are very solid and dense in structure.