He also had one volcano that was extinct.

他还有一座死火。

And he used the extinct volcano as a footstool.

而且他把那座死火作凳子。

My inactive shield volcano is called Kawaikini.

我的死火叫做吉尼。

Around the lake runs the wall of an extinct volcano.

湖的周围是一座死火的岩墙。

This looked like a very, very extinct volcano.

这看起来像一座非常典型的死火。

There are also cliffs, mounds, ancient and quite dead volcanoes, even mountain chains!

月球上还有悬崖、丘陵、古老的死火，甚至还有脉链！

The cratered hills are extinct cinder-cone volcanoes, and geologists suspect similar ones can be found on Mercury.

坑状的是死火的火口地质学家猜测跟水星上的火相似。

On top of an extinct volcano in the Canary Islands, a strange telescope called MAGIC stands guard.

在加那利群岛，一座死火的顶上矗立着一座名为 MAGIC 的奇怪望远镜。

But, as he said, " One never knows! " So he cleaned out the extinct volcano, too.

他想，谁也说不定会发！所以他把它这座死火也打扫干净了。

The site, at the bottom of an extinct volcano in central Mexico, was chosen for its favorable climate conditions.

而位于底部的一座墨西哥中部的死火成为天文台选址的有利气候条件。

All of these examples are extinct volcanoes.

所有这些例子都是死火。

Sometimes extinct volcanoes of the past.

有时是过去的死火。

" But suppose it is an extinct volcano? "

“但是假设它是一座死火呢？”

But extinct volcanoes may come to life again, the little prince interrupted.

但是死火可能会再次复活，小王子打断道。

Extinct volcanoes are those that have not erupted in historic times.

【historic】死火指有史以来没有喷发过的火。

But there is a very much larger number of extinct ones.

但是死火的数量要多得多。

Two volcanoes are active and the other is extinct.

其中两座火是活火，另一座是死火。

For example, an extinct volcano would be one nobody expects to erupt again.

例如，一座死火将是没有人期望再次喷发的火。

But this time, instead of Snaefell, an extinct volcano, we were inside one in full activity.

但这一次，我们走进的不是斯奈死火， 而是一座正在全面活动的火。

Today,  it lies on the south face of an extinct underwater volcano at a depth of about 15,715 feet.

如今，它位于一座水下死火的南面，深度约为 15,715 英尺。