If you want to save the bird, you must get the four keys to open the four doors.

如果你想救小鸟，你必须闯关拿到四把钥匙打开四扇门。

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However, when Carl realizes that Muntz is after Kevin and will kill her, he takes steps to save the bird and escape with Russell.

然而，当卡尔意识到蒙兹在追杀凯文的时候，他采取了一系列措施拯救了小鸟(即凯文)，并与小罗一起逃走。

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Out in the ocean any floating refuge can save the life of an exhausted bird.

辽阔的大洋上任何浮物都能让疲累得鸟儿憩息。

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It confirmed it had been unable to save the bird from succumbing to its injuries.

BBC: Golden eagle

Save the bird, he told him.

CNN: Rescuers race flames to save pets, livestock

From that commitment sprang an effort to save the great Redwoods of California and the Petrified Forest of Arizona, the great bird rocks of the Aleutian Islands and the Tongass of Alaska.

WHITEHOUSE: Presidential Proclamation -- National Park Week, 2012