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for subject
Jewelry
containing
明
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all forms
Chinese
English
不透
明
的
opaque
利用偏光镜鉴别不透
明
的宝石是没有用的
It is no use employing a polariscope to identify an opaque gemstone
某些宝石品种呈现
明
显的多色性颜色
Certain gem species display distinctive pleochroic color schemes
透
明
度指一个物体透过光的能力
The transparency is the ability of a substance to transmit light
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