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首页英语词典sinussinus英英释意

sinus

英 ['saɪnəs] 美['saɪnəs]

英英释义实用场景例句

n. [生物] 窦；静脉窦；下陷或凹下去的地方

英英释意

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