Get your timing right... 把握好时机

178. Fewer than 150 exist,
     种群数量不足150只
179. and they're found only here.
     仅分布在此处
180. This female has fished for salmon here for 20 years.
     这只雌性白灵熊已经在这里捕捞鲑鱼长达20年了
181. Get your timing right...
     把握好时机
182. ..and there can be great rewards.
     就会有丰富的回报
183. In her youth, she was, in fact, even more successful
     事实上 这只雌熊年轻时比黑熊
184. than the black bears.
     更擅长捕鱼

来自《行星地球 第三季 第五集 Planet Earth S03E05 森林》第 181 行