hunters corralled the bison for miles, 猎手们将野牛驱赶数公里

236. and enabled us to hunt in increasingly sophisticated ways.
     令我们能够以越发复杂的方式捕猎
237. Mimicking wolves
     模仿狼群
238. and using carefully placed stone stacks,
     使用精心摆放的石堆
239. hunters corralled the bison for miles,
     猎手们将野牛驱赶数公里
240. until they were exactly where they wanted them.
     直到它们落入埋伏
241. Only then do they close in behind the herd.
     这时他们才从背后接近野牛群
242. Reveal themselves too soon
     如果太早暴露

来自《我们星球上的生命 第一季 第八集 Life on Our Planet S01E08 冰与火的世纪》第 239 行