She studies flint-knapping — the art of making stone tools the way our ancestors did.
她研究燧石敲击术，一门我们的祖先制造石器的手艺。
'a diversified assemblage of flint blades was manufactured and used,' the Tel Aviv scientists wrote, describing the tools they found in the cave.
“多样化的打火石刀片组合被生产并且使用，”特拉维夫的科学家在描述他们在山洞中找到的工具时说道。
The Federmesser culture is known for its distinctive flint blade tools, while the Ahrensburg people were famous for their animal-hunting prowess.
Federmesser 文明以其独特的燧石石瓣工具闻名，而阿伦斯堡人以其捕兽本领闻名。
Fortunately, however, ancient men made tools of stone, especially flint.
然而，幸运的是，远古人用石头制作了工具，特别是用燧石。
Fortunately, however, ancient men made tools of stone, especially flint.
然而，幸亏古代人制造了石头工具，尤其是燧石。
Fortunately, however, ancient men made tools of stone, especially flint, because this is easier to shape than other kinds.
然而，幸运的是古人类用石头制造工具，尤其是燧石，因为石头比其他物质更容易成形。
Tools and weapons made of this metal are a great advance upon those made of stone or flint.
与石器相比，用这种金属做成的工具和武器是一个巨大的进步。
Tools and weapons made of this metal are a great advance upon those made of stone or flint.
与石器相比，用这种金属做成的工具和武器是一个巨大的进步。
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