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directional light

地球科学 éclairage directionnel
微软 lumière directionnelle (A light source that is attached to a frame but appears to illuminate all objects with equal intensity, as if it were at an infinite distance from the objects. Directional light has orientation but no position, and it is commonly used to simulate distant light sources, such as the sun)
directional lighting
电子产品 éclairage dirigé
directional light
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