BC: And on the front of it is this heat shield, this saucer-looking thing that has about a half-inch of essentially what's cork on the front of it, which is our heat shield.
BC：正面是隔热罩， 有点像飞碟，大约半英尺厚 隔热材料覆盖在正面， 就是我们的隔热罩。