crust stone 中文意思是什麼
crust stone
解釋
皮殼石-
Crust, uncut jade of jade, produce form characteristic according to composition its, can divide into color skin, candy skin, stone 3 of skin
璞玉的外皮,按其成分和產狀等特徵,可分為色皮糖皮石皮三類。
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