英语听力：2012-02-26 从南极到北极 From Pole To Pole—18

 The dogs know their prey¹ must come out or drown. Now it’s a waiting game. The rest of the pack are calling. They’ve made a kill in the forest and this is an invitation to join in the meal. The impala is in luck. A pack this size kills once a day and everything is shared. And this impala is reprieved².

 

The elephants are nearing the end of their long journey. After weeks of marching, they are desperately³ tired. The matriarch can smell water and encourages the herd⁴ to make one last effort. The youngsters are exhausted⁵, but their mothers have made this journey before and they know that they are close to water. After many hundreds of miles, they’ve arrived.

1 prey   

n.被掠食者，牺牲者，掠食；v.捕食，掠夺，折磨

参考例句：

• Stronger animals prey on weaker ones.弱肉强食。
• The lion was hunting for its prey.狮子在寻找猎物。

2 reprieved   

v.缓期执行（死刑）( reprieve的过去式和过去分词 )

参考例句：

• 70 jobs have been reprieved until next April. 有70个职位暂时保留到明年四月份。
• We were reprieved from the danger for a time. 我们暂免危险。 来自辞典例句

3 desperately   

adv.极度渴望地，绝望地，孤注一掷地

参考例句：

• He was desperately seeking a way to see her again.他正拼命想办法再见她一面。
• He longed desperately to be back at home.他非常渴望回家。

4 herd   

n.兽群，牧群；vt.使集中，把…赶在一起

参考例句：

• She drove the herd of cattle through the wilderness.她赶着牛群穿过荒野。
• He had no opinions of his own but simply follow the herd.他从无主见，只是人云亦云。

5 exhausted   

adj.极其疲惫的，精疲力尽的

参考例句：

• It was a long haul home and we arrived exhausted.搬运回家的这段路程特别长，到家时我们已筋疲力尽。
• Jenny was exhausted by the hustle of city life.珍妮被城市生活的忙乱弄得筋疲力尽。