At ordinary temperatures silicon is impervious to air, but at high temperatures it reacts with oxygen, forming a layer of silica that does not react further.
At ordinary temperatures silicon is impervious to air, but at high temperatures it reacts with oxygen, forming a layer of silica that does not react further.
在常温下，硅不和空气反应，但是在高温下它和氧气反应，形成一层硅石，不再继续发生反应。