名词

1. 蓝宝石
A sapphire is a precious stone which is blue in colour.

2. 宝石蓝色;天蓝色;深蓝色
Something that is sapphire is bright blue in colour.

1. a light shade of blue

Synonym: azureceruleanlazulinesky-blue

2. a transparent piece of sapphire that has been cut and polished and is valued as a precious gem

3. a precious transparent stone of rich blue corundum valued as a gemstone