volcanic

他的愤怒像火山爆发般突然爆发出来。

His ___volcanic anger erupted suddenly during the meeting.

夏威夷的黑沙滩是由火山活动形成的。

Hawaii's black sand beaches are created by ___volcanic activity.

这座山的地貌是由古代的火山活动塑造的。

The mountain's landscape was shaped by ancient ___volcanic processes.