| 释义 | cherty
 chertC0277400 (chûrt)n.1.  A variety of silica that contains microcrystalline quartz.2.  A siliceous rock of chalcedonic or opaline silica occurring in limestone.[Origin unknown.]
 chert′y adj.Thesaurus
 EncyclopediaSeechert| Adj. | 1. | cherty - resembling or containing chert | 
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