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单词 lithosphere
释义

WordReference Random House Unabridged Dictionary of American English © 2024
lith•o•sphere  (lithə sfēr′),USA pronunciation n. [Geol.]
  1. Geologythe solid portion of the earth (distinguished from atmosphere, hydrosphere).
  2. Geologythe crust and upper mantle of the earth.
  • 1885–90; litho- + -sphere
lith•o•spher•ic  (lith′ə sferik),USA pronunciation adj. 
Collins Concise English Dictionary © HarperCollins Publishers::
lithosphere /ˈlɪθəˌsfɪə/ n
  1. the rigid outer layer of the earth, having an average thickness of about 75 km and comprising the earth's crust and the solid part of the mantle above the asthenosphere
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