and

4265 篇文章
And there was mile after mile of them.
19 0 2

And there was mile after mile of them. 它们绵延不绝

The walls were covered with the most delicate and fragile crystals.
19 0 1

The walls were covered with the most delicate and fragile crystals. 石壁上布满了光洁美丽的脆弱结晶

and since this discovery more than 120 miles of passageways have been mapped.
19 0 0

and since this discovery more than 120 miles of passageways have been mapped. 自从那次发现之后 迄今已测绘了120多英里的地道

lies one of the longest, deepest and most surprising caves in the world.
19 0 0

lies one of the longest, deepest and most surprising caves in the world. 存在着一座世界上最长、最深 也最令人惊奇的洞穴

And these extremofiles play another important role in this cave.
19 0 1

And these extremofiles play another important role in this cave. 这些嗜极生物还在这个洞中 扮演着另一个非常重要的角色

despite the acid and the low levels of oxygen.
19 0 0

despite the acid and the low levels of oxygen. 尽管这里是酸性低含氧量环境

It mixes with oxygen and the water,
19 0 0

It mixes with oxygen and the water, 与水中的氧发生化合反应

and forms sulphuric acid.
19 0 2

and forms sulphuric acid. 产生了硫酸

must wear respirators and carry monitors.
19 0 1

must wear respirators and carry monitors. 必须戴上防毒面具 并携带通话器

and troglodytes like the crab
19 0 0

and troglodytes like the crab 像螃蟹这样的穴居动物