释义：[计]（聚）硅酮，（聚）硅氧，硅（有机）树脂； 英英释义： silicon[ 'silikən, -kɔn ]n.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 tra