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单词 tar sand
释义

Definition of tar sand in English:

tar sand

noun
often tar sandsGeology
  • A deposit of sand impregnated with bitumen.

    Example sentencesExamples
    • Different deposits yield significantly different chemical compositions ranging from light crudes to heavy viscous tar sands.
    • The environmentalists also fear the Canadian natural gas will be used as an energy source for harvesting oil from the Alberta tar sands.
    • There was also a story about Canadian tar sands, which now supply over 1 million barrels a day; this is forecast to rise to 2 million a day by the end of the decade.
    • But details on how this money will be spent have not been fully released and there are indications that some of the money could go towards one of the most polluting forms of energy - tar sands.
    • In desperation, the U.S. and other nations could turn to dirtier fossil fuels - coal, tar sand and heavy oil - which will only worsen global warming.
 
 

Definition of tar sand in US English:

tar sand

noun
often tar sandsGeology
  • A deposit of sand impregnated with bitumen.

    Example sentencesExamples
    • In desperation, the U.S. and other nations could turn to dirtier fossil fuels - coal, tar sand and heavy oil - which will only worsen global warming.
    • Different deposits yield significantly different chemical compositions ranging from light crudes to heavy viscous tar sands.
    • There was also a story about Canadian tar sands, which now supply over 1 million barrels a day; this is forecast to rise to 2 million a day by the end of the decade.
    • The environmentalists also fear the Canadian natural gas will be used as an energy source for harvesting oil from the Alberta tar sands.
    • But details on how this money will be spent have not been fully released and there are indications that some of the money could go towards one of the most polluting forms of energy - tar sands.
 
 
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更新时间:2024/12/23 22:09:38