The shark can find prey far more easily than they can 鲨鱼比它们更容易发现猎物

42. Taste in water, is the equivalent of smell in the air.
    鲨鱼能在水中“闻”到各种气味
43. An oceanic whitetip is able to detect even the faintest trace.
    白鳍鲨更是能跟踪细微的痕迹
44. Small pilot fish swim with it.
    小小的引水鱼跟着它游
45. The shark can find prey far more easily than they can
    鲨鱼比它们更容易发现猎物
46. and they'll be able to collect the scraps from it's meals.
    引水鱼就收集鲨鱼咬碎的食物碎片吃
47. It's long, fixed pectoral fins
    它的长长的垂直的胸鳍
48. enable it to soar through the water, with the least expenditure of energy.
    可以让它花费很小的力量在水里巡游

来自《行星地球 第一季 第十一集 Planet Earth S01E11 海洋深处》第 45 行