They fly for their whole life and try to sing the most beautiful songs.

它们一生都在飞翔，试图唱出最优美的歌声。

youdao

Why do swallows FLY for winter?

燕子为什么冬天会“飞“呢？

youdao

It did not fly for very long: only for 12 seconds.

长时间不飞：只是适合12秒。

youdao

It was carrying enough fuel to fly for more than three hours.

VOA: standard.2009.08.02

I don't know if you know how a spark plug works, but for the electrical current to fly into operation in a spark plug, the two points of contact have to be gapped.

我不知道你们是否知道,火花塞是怎样工作的，在电流通入火花塞中使它运转之前，两个接触点之间需要有空隙。

耶鲁公开课 - 文学理论导论课程节选

Air traffic used to be everything flew to places local to it but now there's a system of hubs, Chicago O'Hare for instance or Newark where planes fly through.

以前的飞机都是飞往它的所属地,但现在的航空运输是一个由交通枢纽组成的系统，例如飞机会途经芝加哥O'Hare机场或Newark机场。

耶鲁公开课 - 心理学导论课程节选

X-43C to fly for up to five minutes, rather than a mere ten seconds.

ECONOMIST: Hypersonic aviation

The drone can fly for 30 hours without refueling at altitudes as high as 11 miles.

CNN: Navy drone crashes in Maryland

Not to mention that employees and their spouses, eligible dependent children and parents fly for free.

FORBES: Magazine Article