igneous rocks（火成岩）是什么意思？音标发音+图解场景

火成岩 /ˈɪɡniəs ˈɹɒks/ n

English: igneous rocks · 火成岩

释义：Rock formed from molten magma that has cooled and solidified inside the Earth; also called magmatic rock.

这个词出现在以下图解场景（1）