The US Fish and Wildlife Service declared the eastern cougar officially extinct Wednesday, even though the big cat is believed to have first disappeared in the 1930s.
美国鱼类和野生动物管理局在星期三宣布东部美洲狮已正式灭绝，但是人们认为这种大型猫科动物在20世纪30年代就消失了。
The fish escaped quickly, so the cat took back its paws and waited aside patiently.
猫把爪子收回来，耐心地在旁边等着。
A moment later, again the fish was near, the cat had another try and again the fish swam away at once.
过了一会，鱼又靠过来了，猫又试了一次，鱼又立刻游开了。
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