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.
而正当我们有些人幻想自己就是冒险家时，我们却很大程度地堕落为打着廉价机票的旅游者—凡斯科•达•伽马(Vasco da Gama)与伊本•白图泰(Ibn Battuta)不再被我们记起了。
And while some of us might fancy ourselves as adventurers, we have for the most part degenerated into cheap-flight-enabled tourists-vasco da Gama and Ibn Battuta would not be impressed.
泰瑟隆的葡萄园里仍然生长着三种传统的用于酿制白兰地的葡萄：白玉白、佛乐布朗佘和克隆巴德。
Unusally all three traditional Cognac grape varieties Ugni Blanc, Folle Blanche and Col- ombard are still grown on the Tesseron estates.
应用推荐