- These flooded caves in Mexico have remained virtually unchanged for thousands of years.
墨西哥的这些水洞 几千年来几乎保持不变
- Since the last Ice Age they've become cut off from the outside world.
自从上一个冰川期以来 它们便已和外界隔绝
- Yet their impact on life on the surface has been huge.
然而它们对地面上的生物 却有着极其深远的影响
- 500 years ago they supported one of the world's great civilisations
500年前 它们维系着 一个世界上最伟大的文明
- the Maya.
玛雅
- Mexico's Yucatan Peninsula has no rivers, lakes or streams
墨西哥的尤卡坦半岛 没有河流、湖泊和小溪
- so the Maya relied on the cenotes - the flooded entrances to the water-filled caves.
因此玛雅文化完全依赖于沼穴 ——地下水洞的入口
来自《行星地球 第一季 第四集 Planet Earth S01E04 洞穴》第 164 行