1. Most of the world's topaz is white or blue. 世界上大多数的黄水晶是白色或蓝色的。
2. A pale yellow variety of crystalline quartz resembling topaz. 一种类似黄玉的黄色石英，等次稍低。
3. Wuwei has a long history, splendid culture, the long river of history here topaz sa pearl crystal. 武威有悠久的历史、灿烂的文化，历史的长河曾在这里抛洒过晶莹的珍珠。
英英解释
n.
1. a yellow quartz
2. a mineral (fluosilicate of aluminum) that occurs in crystals of various colors and is used as a gems
3. a light brown the color of topaz
