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词汇 oral cavity
释义

Definition of oral cavity in English:

oral cavity

noun
  • 1The cavity of the mouth.

  • 2(In haustellate insects) the hollow on the lower surface of the head from which the proboscis protrudes (rare).

Origin

Mid 19th century; earliest use found in Philosophical Transactions of the Royal Society of London.

Definition of oral cavity in US English:

oral cavity

noun
  • 1The cavity of the mouth.

  • 2(In haustellate insects) the hollow on the lower surface of the head from which the proboscis protrudes (rare).

Origin

Mid 19th century; earliest use found in Philosophical Transactions of the Royal Society of London.

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