人类的朋友普罗米修斯教他们建造比洞穴舒适的简易房屋。
Their friend, Prometheus taught them to build simple houses, which were much more comfortable than the caves had been.
在应对紧急情况时，预制的简易房屋和专门开发的紧急庇护住宅单元，都未被证明是有效的。
Neither prefabricated buildings nor specially developed emergency shelter units have proved effective in displaced person emergencies.
王先生一直在唐山呆了3个多月，除了救人，后面两个月主要是帮助当地居民搭建简易房屋和帐篷。
He has so far spent in Tangshan, more than 3 months, in addition to saving lives, followed by two months, mainly to help local residents build simple houses and tents.
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