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。

youdao

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。

youdao

If a pig had wings, it could fly.

猪要是长了翅膀也会飞上天。

youdao

Ben decided to take the bird home and fix its broken wings so that it could fly again.

VOA: special.2010.03.20

It arrested two Swiss businessmen, threatened to cut off crude oil deliveries, withdrew its money from Swiss banks, and told Swiss International Air Lines it could no longer fly to Tripoli.

VOA: standard.2009.08.23

They wanted it with robotics...and oh...it would be nice if it could fly!

CENTERFORSECURITYPOLICY: The Jake? Story

Test pilots demonstrated that it could fly and land in the atmosphere like airplanes, but the Enterprise never flew in space.

CNN: Space shuttle Enterprise flies again

The FAA review is "very unusual" because the agency signed off on the aircraft's safety before it could fly commercially, said John Goglia, a former member of the National Transportation Safety Board.

CNN: Dreamliner safety review: What it means for fliers