It had four long tail feathers but there is little evidence that it could fly.
它有4条长尾羽但仍然几乎没有证据证明它会飞。
I feared change, until I saw that even the most beautiful butterfly had to undergo a metamorphosis before it could fly.
我害怕变化，直到我看到，哪怕最美丽的蝴蝶也是经过蜕变才能展翅飞翔。
If a pig had wings, it could fly.
猪要是长了翅膀也会飞上天。
As it lifted off the ground it realized it could fly and began to soar in the air.
当它从地面升腾时，它意识到它可以飞，然后它开始凌空翱翔。
As it lifted off the ground it realized it could fly and began to soar in the air.
当它从地面升腾时，它意识到它可以飞，然后它开始凌空翱翔。
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