1.  refine
2.  purify
3.  concise
4.  succinct

• 1. 精炼: refining | refine | refinement | affinage | refining
• 2. 精炼厂: refinery | Friguia | refineries | Tiberium Refinery
• 3. 精炼炉: refining furnace | finery | affinage furnace | refiners furnace

更多释义

• 1.萨尔瓦多一年生产10万吨精炼铜。
  El Salvador produces 100,000 tons of refined copper annually.
  dict.yoduao.com
• 2.该州的精炼厂已经生产出的饲料数量是其小型奶牛可食用量的五倍以上。
  The state's refineries already churn out more than five times as much of the stuff as its small stock of dairy cattle can eat.
  dict.yoduao.com
• 3.这些海洋生物确实展示了大量高度精炼的行为，这些似乎在推动它们的基因发育。
  These beasts of the sea do display a vast range of highly refined behaviors that appear to be driving their genetic development.
  dict.yoduao.com

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