同样，侧光、顶光和底光能够在物体上投射出深而长的影子，从而制造出立体感。
Again, lighting from the side, above, or below, by casting deeper and longer shadows, creates the sense of volume.
那片真空，由于没有光可以穿透它，便呈现出完全的黑色——并不是比黑色深或比黑色浅，不是那种我们宽泛地将之归类于这个词的东西，而是完全的、彻底的无限黑暗。
The empty region, since no light ever penetrates it, is absolutely black-not more or less black, like the things to which we loosely ascribe this word, but utterly, completely and infinitely black.
该探测器设在一个3300英尺深的地下废弃矿井的底部，主体是一个1200万加仑容积的水箱，周边安置有11000个光传感器。
The detector is housed in a 12 million gallon tank of water surrounded by 11,000 light sensors, at the bottom of an abandoned mine 3300 feet underground.
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