Sulfur-rich dust poured down as acid rain. 富含硫的尘埃倾泻而下 形成酸雨
a potent cocktail of acid rain poured down. 威力强大的酸雨倾泻而下
Squirting acid into the crabs' eyes and mouths. 它们朝红蟹的双眼和嘴中喷射酸液
And when sulphuric acid dissolves limestone 硫酸在溶解石灰岩的同时
They discovered that Lechuguilla's limestone had actually been eaten away by sulphuric acid, 他们发现龙舌兰洞的石灰岩 实际上是被硫酸侵蚀的
the drops dripping from the ends are sulphuric acid, 其末端滴落的液滴就是硫酸
despite the acid and the low levels of oxygen. 尽管这里是酸性低含氧量环境
is actually coloured white with sulphuric acid. 竟然被硫酸染成了白色
And over millions of years this acid eats away the limestone 石灰岩经过几百万年的酸蚀作用