![Thevolcanoisoneofthemostsurprisingfrighteningforcesofna...]( "Thevolcanoisoneofthemostsurprisingfrighteningforcesofna...")
- 问题详情：Thevolcanoisoneofthemostsurprisingfrighteningforcesofnature.Maybeyouhaveseenpicturesofthese“fireworks”ofnature.Sometimeswhenavolcanoerupts,averylargewallofmeltedrockmovesdownthesideofamountain.Itlookslikea“riveroffire.”Sometimesvolcanoese...
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