地球上散落分布着100多个互不相连的小火山活跃区，地质学家称之为热点。

Scattered around the globe are more than 100 small regions of isolated volcanic activity known to geologists as hot spots.

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似乎有很多的小火山，以减轻下方，而不是仅仅在为地球上的板块边界地壳岩浆的压力。

It seems to have many small volcanoes to relieve the stress of the magma beneath the crust rather than just at the plate boundaries as on the Earth.

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基拉韦厄火山山顶上有一个巨大的火山口，直径4027米，深130余米，其中包含许多小火山口。

There's a huge caldera in Kilauea's peak, 4027 meters diameter, more than 130 meters deep, which contains many little calderas.

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