古代的建筑者是如何建造这些庞然大物的，这一直是个未解之谜，但很明显它需要付出大量的脑力和体力。
How ancient builders managed to build these massive structures has never been fully answered but the effort clearly required brains and brawn4.
古代的建筑者是如何建造这些庞然大物的，这一直是个未解之谜，但很明显它需要付出大量的脑力和体力。
How ancient builders managed to build these massive structures has never been fully answered but the effort clearly required brains and brawn.
应用推荐