breccia
breccia[ˈbrɛtʃə, -tʃɪə]noun- [mass noun](Geology)rock consisting of angular fragments of stones cemented by finer calcareous material
(地理)角砾岩
派生brecciateverbbrecciationnoun语源- late 18th cent.: from Italian, literally gravel', ultimately of Germanic origin and related to break
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