為您提供sinus英英釋意。" />

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sinus

英 ['sa?n?s] 美['sa?n?s]
  • n. [生物] 竇；靜脈竇；下陷或凹下去的地方

英英釋意

1. an abnormal passage leading from a suppurating cavity to the body surface
2. any of various air-filled cavities especially in the bones of the skull
3. a wide channel containing blood; does not have the coating of an ordinary blood vessel