| 1. | Cave exploration, or potholing, as it has come to be known, is a relatively new sport .
出洞探索或后来人们常称的洞穴探险，是一种比较新的运动项目。 |
| 2. | Exploring the cave : attracted by the mystery and challenge
洞穴探险的神秘与挑战 |
| 3. | Caving means exploring the passages underneath the hills
洞穴探险运动是指探察山中的通道而进行的活动 |
| 4. | A team of pot - holers recently went down the gouffre berger
最近，一队洞穴探险者下到了高弗.伯杰洞里。 |
| 5. | Son ： we need safety helmet in spelunking , how could we get it
儿子:洞穴探险需要安全帽?我们哪来的安全帽呀 |
| 6. | It is impossible to give a satisfactory explanation for a potholer ' s motives
要对洞穴探险者的动机作出满意的解释是不可能的。 |
| 7. | It is impossible to give a satisfactory explanation for a pot - holer ' s motives
要想对洞穴探险者的动机作出满意的解释是不可能的。 |
| 8. | Earth science and natural science resources , articles and online education
-含洞穴研究会简介洞穴资料洞穴探险以及洞穴探险培训等。 |
| 9. | Squeezing through a cleft in the rocks , the pot - holers arrived at an enormous cavern , the size of a huge concert hall
洞穴探险者从岩石缝里挤身过去，来到一个巨大的洞里，其大小相当于一个音乐厅。 |
| 10. | The cave might never have been discovered has not the entrance been spotted by the distinguished french pot - holer , berger
若不是法国著名洞穴探险家伯杰由于偶然的机会发现了这个洞口的话，这个洞也许不会为人所知。 |
