| 单词 | continental nucleus | 
| 释义 | continental nucleus [¦känt·ǝn¦ent·ǝl `nü·klē·ǝs]  GEOLOGY A large area of basement rock consisting of basaltic and more mafic oceanic crust and periodotitic mantle from which it is postulated that continents have grown. Also known as continental shield; cratogene; shield.  | 
	
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