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silicon是什么意思及反义词

英语句 | 教育先行,筑梦人生!         

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silicon是什么意思及反义词

(symb Si) 硅

英语解释

a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors

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