| 例句 |
The native women grind the wheat with heavy stone implements.本地妇女用沉重的石器来碾小麦。Europe's biggest Stone Age earthworks are at Silbury Hill in Wiltshire.欧洲石器时期最大的土木防御工事位于威尔特郡的西尔布利山。Two million years ago our ancestors began to fashion stone tools.二百万年前，我们的祖先开始制作石器。From archaeological evidence we can reasonably infer that these people used stone cutting tools.根据考古证据，我们有理由推断这些人是使用石器的。 |