If the light cut agent retained in the surface too long, will soften and wrinkle the old coating.

如果削光剂在表面留存的时间过长，将使旧涂层软化和起皱。

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In this article, the author demonstrates the measurement of scratched depth on aero cabin glass with light cut and phase contrast in detail.

应用光切法和相衬法，对飞机座舱玻璃划痕深度的测量问题，进行了详细的论述．。

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But it has a new manufacturing technique for the component parts in LED light bulbs, potentially could lower the price of LED light bulbs, cut them in half.

WHITEHOUSE: President Obama Takes Questions from Senate Democrats

Lasers use a light beam to cut away tooth decay before filling cavities, resulting in less vibration and pain than traditional drills, says Barry Jacobson, a pediatric dentist at Mount Sinai Medical Center in New York.

WSJ: To Cut Tooth Decay: A Laser vs. a Drill

He was twenty-five, with a light-brown crew cut, a blond beard, and small hoop earrings.

NEWYORKER: Coming Apart