“crystal glass”的概念、定义、翻译、参考文献-科学参考

单词	crystal glass
释义	crystal glass [`krist·ǝl ´glas] ^MATERIALS A water-clear lead glass which polishes readily and has a high index of refraction.
随便看	penitent ice penitent snow penna Pennales pennant pennantite pennate Pennatulacea Pennellidae penniculus Penning gage Penning ionization Penning ion source Penning trap penninite Pennsylvania-base crude Pennsylvanian Pennsylvania truss pennyroyal oil pennyweight Penokean pen recorder Penrose diagram Penrose-Hawking theorems penroseite

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