at a blast

1 一吹

whiff

2 一口气地

holus-bolus at a breath at a sitting in one breath

3 一鼓作气地

with a bang

4 一直

dead over right long level along clear clean directly straight in a beeline all the way first and last

5 一口气

holus-bolus stretch burst breathing at a breath at a burst hell to split at a whack in one breath sitting respiration at a sitting at one burst at a heat at a dash at one whack at a stretch in a breath

6 一鼓作气

with a bang at one fling not do by halves at a heat