They make wooden tools with stone knives.

他们用石刀制作木制工具。

youdao

He put deer skin on the fou (an earthen pot with a big body and a small mouth) to make a drum, and imitated the God's jade qing by beating stone knives and axes heavily or lightly.

他又用麋鹿的皮蒙在土缶上作成鼓敲打起来，还重击轻打石刀石斧，模仿天帝玉磬的声音。

youdao

A lot of stone knives, clusters, axes, sickles have been unearthed in the cultural relics of Neolithic age in the Nile River valley.

尼罗河谷地的新石器时代文化遗址中发现了大量石刀、石簇、石斧、石镰等等。

youdao

Sometimes stone knives would be lashed onto a bone or wooden handle for easier use.

FORBES: No. 1 The Knife

And even though it's been a very long time since the first knives were crafted out of stone, we haven't given up on that ancient manufacturing technique.

FORBES: No. 1 The Knife

To get his literary career rolling, Bushnell relied on veteran ghostwriter Gene Stone, who also has written other books, including "Forks Over Knives, " under his own name.

NPR: New Book Shares Insights From Steve Jobs' 1st Boss