the greater the chance of damaging some vital life-support system. 便越有可能损坏一些重要的生存设备

193. Cave exploration often requires you to push yourself through narrow gaps in the rock.
     洞穴探险需要不时挤过 一些狭窄的岩石缝隙
194. Cavers call such places 'squeezes.'
     洞穴专家称之为“瓶颈”
195. The tighter the squeeze,
     “瓶颈”越是狭窄
196. the greater the chance of damaging some vital life-support system.
     便越有可能损坏一些重要的生存设备
197. In these conditions a diver could easily become disorientated
     在这种情况下 潜水员很容易迷失方向
198. and that could be fatal.
     而这将导致送命
199. The flooded caverns can play tricks on you in other ways.
     地下水洞还会以别的方式戏弄你

来自《行星地球 第一季 第四集 Planet Earth S01E04 洞穴》第 196 行