Question

整个史前社会贯穿着这样一个事实： 生产者和消费者要么同为一人， 要么是关系密切的家族成员， 这样就保证了产品的最高的可靠性和耐用性。 Throughout prehistory it was the fact the producers and consumers were either one and the same individuals or close skin that guaranteed the highest degree of reliability and durability in manufactured items.

Accepted Answer

贯穿史前时期，保证产品最高程度的耐用性和持久性的是这一个事实：生产者和消费者不是同一个人就是同样的个体或是近亲。 durability  n. 耐久性; 坚固; 耐用年限It was the fact...that guaranteed the degree.

正面	整个史前社会贯穿着这样一个事实：生产者和消费者要么同为一人，要么是关系密切的家族成员，这样就保证了产品的最高的可靠性和耐用性。
beginning	贯穿史前时期，保证产品最高程度的耐用性和持久性的是这一个事实：生产者和消费者不是同一个人就是同样的个体或是近亲。
背面	Throughout prehistory it was the fact the producers and consumers were either one and the same individuals or close skin that guaranteed the highest degree of reliability and durability in manufactured items.
note	durability n. 耐久性; 坚固; 耐用年限 It was the fact...that guaranteed the degree.