详细解释:n. 硅
【化】 硅Si
【医】 硅(14号元素,旧名矽)
词型变化：
简写符号:Si英语解释：
名词 silicon:
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同义词：Si, atomic number 14