Oil smoothes the water surface, making it a better mirror: more sunlight is reflected back to the observer (the satellite) at the same angle as the incoming sunlight (right).
油污使水面变得平滑，让它更接近于一面镜子：更多的入射日光被反射回处于同一角度的观测器（卫星）。
2
Symmetrical logo are formed symmetrically form the left and rightAngle creating a mirror effect therefore, what you will be seeing on the left will be identical with the right.