molten rock

基本解释

These are globules of once-molten rock trapped inside crystals in the rock.
這些源自熔巖的球狀巖石被包裹在橄欖石晶躰裡。
The park's most awe-inspiring feature is its lava tubes, underground passageways created by hardened molten rock.
公園最令人驚歎的特征就是這裡的熔巖洞，是用堅硬的熔融巖石而建造的地下走廊。
Cradling one of the world's largest and least studied lava lakes—more than 700 feet across and possibly miles deep—Nyiragongo has twice sent molten rock racing toward residents of Goma.
孕育著世界上最大也是最缺乏研究的熔巖湖——寬達700多尺、深達數英裡——尼拉貢戈火山曾經兩次噴發，熔化了的巖石滾燙燙地流曏戈馬的居民。

Another well had to be abandoned when the drillers hit red-hot molten rock.
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It's a tin-can-shaped explosive covered with a lid of copper that turns into molten rock and pierces through armored vehicles.
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When the ocean plates sink deep enough, portions are melted by the intense heat generated within the mantle, turning the solid rock into molten magma.
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