cavers

This is the type of flood dreaded by cavers

这正是洞穴探险者害怕的那种洪水。

LF cavers were here , there 's a better chance of us getting out .

如果他们还在这儿的话，我们会有更大的机会出去。

In2009 , a team of British cavers investigated a recently uncovered cave in a remote Vietnamese jungle .

年，一群英国洞穴专家到越南中部丛林深处探险。

Where to find : caving can be very risky , so consult local travel agents and go in groups with professional cavers .

去哪里：洞穴探险危险系数可能会很高，所以要咨询当地的旅行社并与专业洞穴探险者一同前往。

So the other cavers ? It happened to them .

其他进洞的人呢？也是这样？

Were the cavers scared of drowning ?

探洞人怕被淹死吗？

Headroom shrinks in the middle of Hang En as cavers pass beneath a ceiling scalloped by eons of floodwater rushing past .

韩恩洞的中部洞高缩小，探洞人正在经无数年洪水冲刷磨圆的洞顶下通过。

Like a petrified waterfall , a cascade of fluted limestone , greened by algae , stops awestruck cavers in their tracks . They 're near the exit of Hang En .

饰出了凹槽的瀑布，看起来象一个石化的瀑布，被藻类染绿，止住了肃然起敬的探洞人的脚步。这里已靠近韩恩洞的出口。

Acting on a tip from spelunkers two years ago , scientists in South Africa discovered what the cavers had only dimly glimpsed through a crack in a limestone wall deep in the Rising Star cave : lots and lots of old bones .

两年前，南非科学家按照洞穴探险爱好者的指引，在启星洞（RisingStarCave）深处发现了探洞者通过石灰岩壁上的缝隙隐约瞥见的东西：大量古老的骨头。

After the suspension roof support was used , the roof of trial tunnel was stable without any caving accidents and the deformed tunnel was still suitable to production demand . The measures of keeping cavers away from caving accidents are also discussed according to caving experience from developed countries .

试验巷道没有发生冒顶事故，保持了稳定，变形后的断面满足生产需要，试验取得成功。根据发达国家的洞穴探险经验，文中还讨论了防范洞穴探险事故的措施。