两种不同的矿物称为玉, 硬玉和软玉.Two different minerals are known as jade, jadeite and nephrite.翡翠可分为硬玉翡翠 、 绿辉石翡翠及钠铬辉石翡翠.In mineralogy , fei cui can be devided into jadeit, omphacite and soda chrome pyroxene.显微分析表明,缅甸硬玉中的包裹体分为4种类型:固体包裹...
He was evasive and noncommittal.他闪闪烁烁,不肯说明确.'Billy, I think it's your turn to wash the dishes,'said Jane. A noncommittal grunt was his only reply.“ 比利, 我想这次该轮到你刷盘子了, ” 简说. 他只是不置可否地咕哝了一声算作回答.Sylvia's f...