Noun:

1. magma of any composition that cooled very rapidly

natural fat奶含有天然脂肪,天然脂肪naturaladj.自然的；天然的；私生的natural gas production天然气产量natural master horizon不良地基土natural gas processing天然煤气的处理法Natural Gas Automobile天然气汽车natural soil fertility自然地力natural science theory辩证法natural colored cotton天然彩色棉natural scale graphite天然石墨鳞片naturalizing of plants植物野生化natural oil production自然产油量