When sunlight hits water at the same Angle as a satellite's view, smooth areas reflect light like mirrored surfaces while rough regions scatter light and appear darker.
当阳光从卫星拍照的角度照射到水面上时，平滑的水面像镜面一样反射光线，而不平的水面则会散射光线，看上去是黑暗的。
Normal charts in finance reflect the volatility of the market. This manager produced returns which rose at an impossibly smooth 45 - degree Angle.
通常的金融报表都反映出市场的变化无常，但这个经理的报表却显示了令人难以置信的45度角的平稳上升。
Not all smooth surfaces reflect photons back to us, even though, technically, they should bounce back at the same Angle at which they hit the surface.
并非所有的光滑的表面都能将光子反射到我们的眼睛，即使从技术上讲，它们是能以击中表面的同样的角度反射回来的。
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