in a breath; in one breath; respiration; without a break

1. 他一口氣吹滅了蠟燭。
   He blew out the candles with a single puff.
2. 他一口氣喝完了那一大杯。
   He emptied the glass at on draft.
3. 他一口氣喝了一品脫牛奶。
   He drank a pint of milk in one go.
4. 他太饑餓了，一口氣就把飯吃光了。
   He was so hungry that he ate up his meal at a stretch.
5. 他一口氣吹滅了生日蛋糕上所有的蠟燭。
   He blew out all the candles on his birthday cake at one go.

一的英語翻譯：

口氣的英語翻譯：