shale [ʃel]

例句:

• We must find economical methods for extracting oil from shale.
  我们必须找到从页岩中采油的经济方法.
  来自《现代汉英综合大词典》
• We can extract oil from shale.
  我们可以从页岩中提取石油.
  
• More ammonium sulphate solution is being recovered in the process of distilling oil shale.
  在提炼油页岩的过程中回收的硫酸铵液比过去多了.
  
• We must prevent permitting wells in the Marcellus Shale.
  来自SA
• Shale-gas development could also mean big changes for China.
  来自WSJ
• BP has started drilling in Ohio's Utica shale.
  来自WSJ