silica
n.
"hard silicon dioxide," 1801, Modern Latin, from Latin silex (genitive silicis) "flint, pebble," on model of alumina, soda.
| 词汇 | silica | 
| 词根词缀 | Online Etymology Dictionary silica n. "hard silicon dioxide," 1801, Modern Latin, from Latin silex (genitive silicis) "flint, pebble," on model of alumina, soda. | 
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