"This is the oldest example of saws being used for cutting stone," said Bown's colleague James Hoffmeier of Wheaton College in Illinois.

鲍恩的同事、伊利诺斯州惠顿学院的詹姆斯·霍弗梅尔说：“这是用锯子来切割石头最古老的例子。”

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"This is the oldest example of saws being used for cutting stone," said Bown's colleague James Hoffineier of Wheaton College in Illinois.

鲍恩的同事、伊利诺斯州惠顿学院的詹姆斯·霍弗尼尔说：“这是用锯子切割石头最古老的事例。”

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The noise produced when diamond saws cutting is a serious pollution to our environment and is also harmful to the health of handlers.

金刚石锯片切割产生的噪音对周围的环境产生相当大的污染，并有害于操作者的健康。

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While chains saws were cutting pine trees in the country, (VOICE) hammers were banging nails into pine boxes at morgues in the city on Tuesday.

VOA: standard.2010.08.10

They're just teaching us how to set and lock trailers down and, you know, teaching us how to use certain tools, different tools like the Jackson, the leveler, you know, different kinds of saws that we'll be using cutting the wood.

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Guarisco says typical injuries after a storm include people falling off roofs and ladders while making repairs, people hurting themselves with saws or chainsaws as they try to clear away trees, people cutting their hands and other parts of their bodies on sharp or broken objects and people injuring their eyes.

CNN: How to survive storm's cleanup