“片麻岩”造句

它们被认为包围在再生的片麻岩之中.
They are regarded as being enveloped in regenerated gneisses.

片麻岩叫作粗花岗岩.
Gneiss is called bastard granite.

片麻岩, 变质岩, 可以发现,在常见的前寒武纪地区.
Gneiss, a metamorphic rock, can be commonly found in Precambrian areas.

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