The Pacific Ring of Fire is the most geologically active region of Earth.

环太平洋地地震带是地球上地质活动最频繁的地区。

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This geologically active country is rich in volcanoes and geysers (a geyser is a hot spring that erupts water in certain intervals).

这个地质活跃的国家有很多火山和间歇泉(间歇泉就是间断喷发的温泉)。

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Iceland is one of the globe's most geologically active regions.

冰岛是全球地质活动最活跃的区域之一。

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He spoke to us about the finding. "It really means that the planet is more active than we thought,and more active and that can be geologically or maybe even biologically."

VOA: special.2009.12.30

Planetary scientists want to know whether Venus is geologically active.

ECONOMIST: Planetary science

The deep ocean also inhabits areas that tend to be currently geologically inactive but biologically very active, namely seamounts.

UNESCO: MEDIA SERVICES