1·He discovered a Stone Age village 5,000 years old.
他发现了一座有五千年历史的石器时代的村庄。
2·The history of breaststroke dates back to the Stone Age.
蛙泳的历史追溯到石器时代。
3·When Dutch explorers landed in 1722, they met a Stone Age culture.
当荷兰探险家在1722年登陆时，他们感受到了石器时代的文化。
4·Since the Stone Age, humans have been eliminating species and altering ecosystems with astounding speed.
自石器时代以来，人类一直在以惊人的速度消灭物种以及改变生态系统。
5·New power machinery and artificial fertilizers have now totally transformed a way of life that started in the Stone Age.
新的动力机械和人工肥料现在已经完全改变了从石器时代开始的一种生活方式。
6·The objects had to cover the whole world, from a cooking pot to a golden galleon, from a tool in the Stone Age to a credit card.
这些物品必须覆盖整个世界，从一个烹饪锅到一艘金色的帆船，从石器时代的工具到一张信用卡。
7·The material of human fossil, culture relic and zoolite in the Old Stone Age are very abundant.
古代石器时代的人类化石，文物和人为动物的物质非常丰富。
8·That time was the Stone Age.
那个时代叫石器时代。
9·We played in the Stone Age. We played in Roman times.
我们石器时代在玩，罗马时代也在玩。
10·It may ring true, but is it Stone Age psychology at work?
这有可能是真的，但这是由于石器时代形成的心理在起作用吗？