| 单词 | sard | 
| 释义 | Word Frequency sard(sɑːd) or sardius (ˈsɑːdɪəs) noun an orange, red, or brown variety of chalcedony, used as a gemstone. Formula: SiO2   Also called: sardineWord origin C14: from Latin sarda, from Greek sardios stone from Sardis | 
	
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