topaz是什么意思
名词黄玉，黄宝石
1. 黄晶;黄玉
A topaz is a precious stone which is usually yellowish-brown in colour.
noun
1. a light brown the color of topaz
Synonym: tan
2. a mineral (fluosilicate of aluminum) that occurs in crystals of various colors and is used as a gemstone
3. a yellow quartz
Synonym: false topazcommon topaz