单词alexandrite
n.: 变色宝石
网络: 亚历山大石；紫翠玉；亚历山大变色石
金绿宝石
变色宝石〔日光下呈深绿色,灯光下呈深红色〕
紫翠玉
Arguably, one of the best uses of Alexandrite is in earrings and pendants.
亚历山大石的最佳用途是作为耳环和项坠，这一说法值得商榷。
Although the majority of Brazilian Alexandrite is heavily included or translucent, a tiny amount of better quality gems have been unearthed.
尽管大多数巴西亚历山大石净度低或呈亚透明，但还是有少量的优质宝石破土现身。
For approximately 90 years Russia and Sri Lanka were the only know sources of Alexandrite .
在约90年的时间里，人们仅知道俄和斯里兰卡是亚历山大石仅有的出产地。
In 2004, a new pocket of Brazilian Alexandrite was discovered, yielding blue green Alexandrite that changed to a delightful raspberry red.
2004年人们发现了一处巴西亚历山大石新矿坑，出产的亚历山大石呈蓝绿色，透着沁人心脾的木莓红色。
Today, the same Russian Alexandrite is worth many thousands of pounds!
而在今天，同样一块俄产亚历山大宝石却值几千英镑。
However, the degree of color change exhibited by Alexandrite is the most extreme encountered in natural gems.
但是，亚历山大石在色变上表现出来的层次是任何自然宝石都无法超越的。
Similar to Emeralds, inclusions are a common feature in Alexandrite .
如祖母绿宝石一样，内含物是亚历山大石的普遍特征。
Objective To evaluate the effectiveness and safety of long-pulsed Alexandrite laser for hair removal.
目的评价长脉宽紫翠宝石激光脱毛的疗效和安全性。
Methods: Naevus fuscocaerules zygomaticus were treated by Q-switch alexandrite laser.
方法：运用Q开关翠绿宝石激光治疗颧部褐青色痣。
Conclusion: It"s a good and safe method to treat naevus fuscocaerules zygomaticus by Q-switch alexandrite laser.
结论：Q开关翠绿宝石激光治疗颧部褐青色痣疗效满意，安全可靠。