adj.（指宝石）次贵重的，半宝石的

Semiprecious gems → 半宝石
Semiprecious Jewellery → 半宝石首饰
semiprecious stone → 半宝石
Precious & semiprecious → 次珍贵的
precious and semiprecious stones → 宝石和次等宝石
an azure blue semiprecious stone → 一种天蓝色的次等宝石

1. The trophy was made of pure gold with a base of semiprecious stones.
[汉]奖杯用纯金制作,底座镶有一些不算太贵重的宝石.
——来自辞典例句
2. Semiprecious gemstones, tourmalines belong to a family of borosilicate minerals.
[汉]准宝石的是经过雕刻的宝石, 电器石属于硼硅酸盐矿石的家族.
——来自互联网
3. Azurite's brilliant color adds to its popularity in creating semiprecious stones.
[汉]兰铜矿灿烂的色彩加上它的声望造成准宝石的宝石.
——来自互联网
4. A green variety of microcline semiprecious stone.
[汉]一种橄榄绿的砂岩,含海绿石.
——来自互联网
5. Mosaics semiprecious stones sparkle, adding to the sensation of being enclosed in an oversized jewelry box.
[汉]由准宝石级的石料制成的马赛克闪耀着光芒,更加使人感到仿佛置身于一个巨大的珠宝箱.
——来自互联网

【Adjective】

1. used of gemstones having less commercial value than precious stones;
"such semiprecious stones as amethyst, garnet, jade, and tourmaline"