常见例句用作形容词 (adj.)Semiprecious gemstones, tourmalines belong to a family of borosilicate minerals.准宝石的宝石，电气石属于一个家族的硼硅酸盐矿物。Azurite's brilliant color adds to its popularity in creating semiprecious stones.兰铜矿灿烂的色彩加上它的声望造成准宝石的宝石。 返回 semiprecious