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1·A leopard seal waits at the shoreline.

豹形海豹等待海岸线。

2·The leopard seal though doesn't give up.

豹海豹虽然不会放弃。

3·A leopard seal plunges through Antarctic waters.

一只南极海豹跳入南极水中。

4·Antarctic leopard seal protecting its kill with a threatening gesture.

南极洲豹海豹保护它的杀死的猎物用一个恐吓的姿态。

5·The leopard seal snares a penguin, for the seal victory seems certain.

豹海豹网罗，为密封企鹅看起来一定胜利。

6·If the leopard seal loses its grip, the penguin will make a break for it.

如果豹海豹失去了手柄，企鹅便会为自己逃脱创造机会。

7·But leopard seal is patient; it knows that it controls the playing field.

但是豹海豹是病人，它知道它控制了比赛场地。

8·The leopard seal is the only pinniped _________ preys on penguins and other seals.

参考译文：美洲虎海豹是仅有的捕食企鹅和其他海豹的鳍足类动物。

9·Superb athletes, they sense the leopard seal, and reverse direction in a split second.

精湛的运动员，他们感觉豹海豹、反方向。

10·Penguins will go limp rather than struggle, if the leopard seal loses its grip, the penguin will make a break for it.

企鹅会放松，而不是奋斗，如果豹海豹失去控制，企鹅会破坏它。