Read Edit View history 矽镁层 xīměicéng sima Origin Definitions Defs Strokes Stroke Words Sentences Sents 矽镁层 (矽鎂層) xīměicéng sima The lower layer of the Earth's crust, rich in magnesium and silica minerals. Sources Definitions CC-CEDICT
矽镁层 (矽鎂層) xīměicéng sima The lower layer of the Earth's crust, rich in magnesium and silica minerals. Sources Definitions CC-CEDICT