它可以叠色，比如说，女孩子的衣服的绿色，就是运用先进的电子黑色粉笔的笔触在微黄的牛皮纸的光界面之上触合而完成的。
It transpires, for instance, that the green of the girl's costume was obtained by applying progressive strokes of black chalk to the yellowish surface of the vellum.
在贵州省关岭地区上三叠统瓦窑组地层中发现了保存完好的海百合化石群。
Recently a rich and well preserved crinoid community has been found in the Late Triassic Wayao Formation in Guanling County, Guizhou Province, China.
在贵州省关岭地区上三叠统瓦窑组地层中发现了保存完好的海百合化石群。
Recently a rich and well preserved crinoid community has been found in the Late Triassic Wayao Formation in Guanling County, Guizhou Province, China.
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