One and a half miles down, at a site known as Nine North 距海面一英里半,一个叫北九地区的地方

168. so widely separated, that each community is unique.
     如此广阔的分隔，以至于每个群落都是独特的
169. Cross to the other side of the Pacific,
     在太平洋的其他地方
170. to the deep near the Galapagos Islands and there are yet other fissures venting superheated water.
     加拉帕戈斯群岛附近的海底, 还有另一个海底裂缝在喷射炙热海水
171. One and a half miles down, at a site known as Nine North
     距海面一英里半,一个叫北九地区的地方
172. towering chimneys support a spectacular display of giant tubeworms.
     高耸的火山烟囱滋养着引人入胜的巨大管栖蠕虫
173. These vents give off so much energy that some of the worms reach three meters in length.
     这些火山口带来的丰富的能源 甚至可以让这些蠕虫长到3米长
174. They're the fastest growing marine invertebrates known.
     这是已知长的最快的海洋无脊椎动物

来自《行星地球 第一季 第十一集 Planet Earth S01E11 海洋深处》第 171 行