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aspirator n. 吸氣器,吸出器 吸氣器,吸出器 aspirator n 1: a pump that draws air or another gas through a liquid Aspirator \As"pi*ra`tor\, n.
1. (Chem.) An apparatus for passing air or gases through or over certain liquids or solids, or for exhausting a closed vessel, by means of suction. [1913 Webster] 2. (Med.) An instrument for the evacuation of the fluid contents of tumors or collections of blood. [1913 Webster]
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