The spectral analysis techniques have been applied to the gemological study and gemstone identification.波谱分析技术已被成功地应用于宝石学研究和宝石鉴定领域.The gemstone is 28.6 millimetres high and weighs 139.43 carats.这块宝石高28.6毫米,重139.43克拉。He b...
The gemstone is 28.6 millimetres high and weighs 139.43 carats.这块宝石高28.6毫米，重139.43克拉。He beguiled me into parting with the gemstone.他诱骗我把那枚宝石割爱。Cairne Bloodhoof: The gemstone has inscription on its base.凯恩·血蹄: 这块宝石底座上有题词....
There was constant jeering and interruption from the floor.议员席上不断有人在嘲讽和打岔.It's a constant struggle to try to keep them up to par.要让他们达标，需要不断努力。Constant wheelchair use will scuff almost any floor surface.任何地板上经常有轮椅走动...