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	sidesplitting sidestep side street sideswipe sidetrack side-view mirror sidewalk sideways side-wheeler siding sidle SIDS siege Siegel, Bugsy Siege of Sidney Street Siegfried Line sienna sierra Sierra Club Sierra Leone Sierra Leonean Sierra Madre Sierra Nevada siesta sieve

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