精确的光投射角度与分布，利于设计师精准拿捏。

The precise light projection angle and the distribution, fine favor the designer to act.

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靠墙的橡木小桌上方，同样用中国橡木制成的楔形小吊灯列成一排，不同的灯光投射角度产生了有趣的节奏感。

A series of wedge-shaped Chinese oak lamps run along the oak tables of the seating area in the main hall, giving a delightful rhythm with their different lighting angles.

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然而，当太阳每天沿着着地平线转动时，阳光只能以很低的角度到达南极大陆，将这里的冰山制造出长长的影子，投射在周围的海冰之上。

The light arrives at a low angle, however, as the Sun makes a daily circuit around the horizon, and icebergs cast long shadows over the surrounding sea ice.

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In fact the number of photons headed to your your eyes from those 2 tiles is exactly the same, physically that is the same.

实际上这两张瓷片,投射进你眼睛的光量子是一样的，从物理学的角度上说是完全相同的。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选