If that conception were correct, one would expect many more catastrophic, voluminous eruptions, because it is mechanically and thermally infeasible to keep monster magma bodies in the crust without emptying them frequently.

• 如果这个看法是对的，那麽应该会有更多大规模的灾难性爆发才对，因为无论是由力学或热能的观点来看，把大量的岩浆保存在地壳内却不经常清空它们，都是不合理的。