| 单词 | extractor | 
| 释义 | Word Frequency extractor(ɪkˈstræktə) noun 1.  a person or thing that extracts  2.  an instrument for pulling something out or removing tight-fitting components  3.  a device for extracting liquid from a solid, esp a centrifugal dryer  4.   short for extractor fan  5.  a fitting in many firearms for removing spent cartridges from the chamber  | 
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