gemstone

释义

n. 经雕琢的宝石

例句

Blue turquoise is valued as a gemstone.

蓝色的绿松石被视为宝石。

Ruby, the common name for the mineral corundum in its red form, is a precious gemstone.

红宝石是对红色矿物刚玉的俗称，它是一种珍贵的宝石。