It is made of fiber steel, and lit from inside so that it glows red at night.
它是由钢纤维，点燃了从内，以便它的红色指示灯在夜间进行。
By night, the light-flow is reversed, whereby the fiber-optic array is lit from integrated solar-charged battery packs.
到了夜晚，光流颠倒，光纤阵列被集成太阳能供电电池组点亮。
This done, Harding lit the end of the sulphured fiber, and leaving the place, he returned with his companions to the Chimneys.
安放完毕后，史密斯点着了沾有硫磺的绳子，然后离开这里，和伙伴们一起回“石窟”去了。
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