But some experienced cavers are permitted to explore five " wild" caves in the park.

但是一些经验丰富的洞穴探险者可以在公园内探索五个“野生”洞穴。

Mark Dickey, an experienced caver was part of an international and a local expedition.

马克·迪基，作为国际和当地洞穴探险队的一员，拥有着丰富的经验。

In 2013, an amateur caver found a fossilized jawbone deep in an underground chamber.

2013年, 一名洞穴探险爱好者在地下深处发现了一枚化石颚骨。

Little did they realise that Lechuguilla would soon be regarded by cavers the world over as the most beautiful of all caves.

不久他们便意识到，龙舌兰洞很快就会被全世界的洞穴专家公认为地球上最美丽的洞穴。

From MEXICO Cavers and scientists in the Mexican state of Oaxaca discovered that the world's ninth-largest known cave is deeper than previously thought.

墨西哥探察洞穴者和科学家在墨西哥瓦哈卡州发现，世界已知第九大洞穴的深度超过此前预期。

The most recent survey was carried out by this man, Verne Unsworth, the British caver who has a home in the area.

最近一位名叫Verne Unsworth的英国洞穴探险者公布了一项研究结果，他居住在洞穴附近。