provide another very important service. 鬣狗还有一个非常重要的本事

259. have been feeding the hyenas
     在喂食这些鬣狗时
260. by hand.
     都直接用手
261. The inhabitants of this town believe that hyenas
     住在这里的市民们认为
262. provide another very important service.
     鬣狗还有一个非常重要的本事
263. Eating the bad spirits that haunt the streets.
     能够吞噬游荡在街道上的恶魂
264. These are wild and ferocious animals,
     这种动物凶猛而残暴
265. but once within these city walls,
     但是在城区内

来自《行星地球 第二季 第六集 Planet Earth S02E06 城市》第 262 行