| 单词 | accretionary wedge |
| 释义 | accretionary wedgeaccretionary prismnoungeology a body of deformed sediments, wedge-shaped in two dimensions or prism-shaped in three dimensions, that has been scraped off the surface of the oceanic lithosphere as it moves downwards beneath a continent or island arc. The sediments are added to the continental edge Words nearby accretionary wedgeaccrescent, accrete, accretio cordis, accretion, accretionary growth, accretionary wedge, accretion disk, accretive, Accrington, accroach, accroides gum Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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