Fully reversible blades provides for double blade life.

完全可逆刀刃使得刀刃寿命增加一倍。

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Decreasing blade speed will make the blade act softer, but blade life will also decrease.

叶片速度下降将使法叶柔软，但叶片寿命也会减少。

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Blade performance is a combination of the material being cut, cutting speed and blade life.

刀片的性能是被切断的材料组合，切割速度和刀片的生活。

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Even in this high-tech era of amazing medical tools--MRI scanners that can see deep inside the body, gamma-ray beams harnessed to zap tumors, implantable defibrillators that shock the heart to keep it pumping--surgeons still wield an old-fashioned blade to take life into their hands.

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There is a popular buddhist saying in sri lanka, life is no more than a dew drop balancing on the end of a blade of grass.

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