单词 | silicified |
例句 | DEFINITIVE EXAMPLES 权威例句〔buhrstone〕A tough, silicified limestone formerly used to make millstones. It is typified by the presence of multiple cavities that originally housed fossilized shells.磨石,砂质多孔石灰岩:一种坚硬的,硅化石灰石,以前用来制作磨石。具有最初由化石化的贝壳而形成的多孔特征美国传统〔tiger-eye〕A yellow-brown, semiprecious chatoyant gemstone consisting of quartz with parallel veins of silicified altered crocidolite.虎眼石:一种由石英和水平纹理的硅化变异青石棉构成的不太珍贵的黄褐色猫眼状闪光宝石美国传统〔valve〕One of the two silicified halves of the cell wall of a diatom.瓣:硅藻的两片硅化的细胞壁之一美国传统 |
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