The hill was very steep and I soon ran out of puff.

山坡陡峭，我很快就气喘吁吁了。

《牛津词典》

He was out of puff with running.

他跑得上气不接下气。

youdao

He loves her but said to me, love me, want to forgive, but out of puff.

他爱着她却对我说爱我，想原谅，却力不从心。

youdao

The flame went out in a puff of gray smoke.

VOA: special.2010.05.01

The government used to be keen on overhauling education but it has run out of puff.

ECONOMIST: The state of Britain

The extravagantly far-right demagogue, Vladimir Zhirinovsky, has run out of puff.

ECONOMIST: Boris Yeltsin��s unruly brood

The older manappeared to be out of puff.

BBC: M25 stab victim's 'shock'