Travelling 30 miles a day, 驯鹿日行30英里

101. Somewhere in this immense landscape there is food for them.
     在这无边无际的大地上的某处 有它们所需要的食物
102. This is it.
     这就是了
103. Caribou.
     北美驯鹿
104. Travelling 30 miles a day,
     驯鹿日行30英里
105. they can cover nearly 2,000 miles during the summer months.
     差不多整个夏季能够行进2000英里
106. The wolves will starve if they don't find the caribou.
     狼若找不到驯鹿 就会饿死
107. But it's no easy task to locate prey that never stops travelling.
     但若想找到这些 脚步永不停止的猎物又谈何容易？

来自《行星地球 第一季 第七集 Planet Earth S01E07 伟大草原》第 104 行