单词	tar sands
释义	tar sandsˈtar sands noun [plural] sand or sandstone that contains bitumen (=a thick form of oil) which can be taken and used, for example as fuel
随便看	northern northerner northern hemisphere Northern Ireland Northern Ireland Assembly Northern Lights Northern Marianas northernmost Northern Rock Northern Territory North Island North Korea North Korean North Pole North Sea North/South divide Northumberland Northumbria Northumbrian North Wales North Walian northward northwards northwest northwester

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