- Yet it is all blossoming on an extinct volcano, a mile below the reach of the Sun.
这些生物在这座死火山的的繁荣地点, 离阳光照射到的地方还有1英里呢
- A nautilus.
鹦鹉螺
- It spends it's days hiding four hundred meters down
白天它躲在400米深的海底
- But as night falls, it ascends up to the reefs, to look for food.
到了晚上,它就游上来 到珊瑚礁附近寻找食物
- It's graceful shell contains gas filled floatation chambers,
它那优美的外壳由充满空气的小室组成
- that control it's depth.
使它可以控制深度
- It's powered by a jet of water, squirting from a siphon
它的动力来自虹吸管喷射的水流
来自《行星地球 第一季 第十一集 Planet Earth S01E11 海洋深处》第 199 行