火山岩中白榴石的晶体结构，来自德国波恩大学施泰因曼学院的迈克尔·m·雷斯教授用偏振光照射白榴石并拍摄到了该照片。
Crystal twinning patterns in a leucite crystal from volcanic rock, observed in polarized light by Dr. Michael M. Raith of the Steinmann Institut, University of Bonn, Bonn, Germany. Dr.
富兰克林的造诣就是发现之前的DNA的X光照片很难解读，因为DNA有两种结晶体——A型和B型——取决于含水量。
Franklin's achievement was to discover that previous X-ray photos of DNA were hard to interpret because DNA crystallizes in two forms, known as a and b, depending on their water content.
我们戴手表，用相机拍照片，看地图找路，听晶体管收音机，而你们用一部手机可以做以上所有的事。
We wore watches; we took pictures with cameras. We navigated with maps; we listened to transistor radios.
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