Turbine blade including guide blade and work blade is one of the crucial heated end components of gas turbine engine to convert heat energy of burning gas to revolving mechanism kinetic energy.

航空发动机涡轮叶片，包括导向叶片和工作叶片，是将燃气的热能转换为旋转的机械动能的重要的热端部件。

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True to form, when he finally begins the shave, the blade slides across the surface of my face, cutting the whiskers as if they were gently heated butter.

WSJ: Razor Sharp | The Return of the Classic Wet Shave