ex·trac·tor /ɪkˈstræktɚ/
  拔取的人,抽出者,抽出器
  ex·trac·tor /ɪkˈstræktɚ, ˈɛkˌstræk-/ 名詞
  提取器,撥出器
  extractor
  摘取器
  extractor
  萃取器
  Ex·tract·or n.
  1. One who, or that which, extracts; as: (a) Surg. A forceps or instrument for extracting substances. (b) Breech-loading Firearms A device for withdrawing a cartridge or spent cartridge shell from the chamber of the barrel.
  2. A centrifugal drying machine.
  3.  Apiculture A machine for clearing combs of honey; also, a device for rendering wax.
  ◄ ►
  extractor
       n 1: an instrument for extracting tight-fitting components
       2: an apparatus that uses centrifugal force to separate
          particles from a suspension [syn: centrifuge, separator]
       3: a mechanism in a firearm that pulls an empty shell case out
          of the chamber and passes it to the ejector [syn: cartridge
          extractor, cartridge remover]