墙身用玄武岩大棱柱交叠搭建,墙顶成弧形,逐渐往墙角翘起。
These great walls, which sweep up to a gentle peak at their corners, were constructed of huge basalt columns stacked in crisscross fashion.
墙身用玄武岩大棱柱交叠搭建,墙顶成弧形,逐渐往墙角翘起。
These great walls, which sweep up to a gentle peak at their corners, were constructed of huge basalt columns stacked in crisscross fashion.