extrusive rock

基本解释

The major components of the reservoir clastic rocks are fragmental materials of tuff and extrusive rock.
储集层在成岩过程中的主要成岩变化为机械压实作用、水化水解作用和胶结作用。
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The molten rock in the Earth that can either rise to the surface as lava and form extrusive igneous rock or cool within the Earth to form plutonic igneous rock.
地球内的熔融的岩石，可以作为熔岩上升到地表形成喷出的火成岩，或者在地球内冷却形成深成的火成岩。
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Geologists would also call it extrusive rock because it solidified on the Earth's surface.
因为它是喷出地球表面凝固而成，地质学家也称它为喷出岩。
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