1.
heave a sigh of relief
舒一口气，松一口气
2.
he said, breathing a better breath.
"他说，松了一口气。
3.
"Mmm..." She breathed softly.
“唔——”幽沉的一口气。
4.
gulp down a glass of water
一口气喝干了一杯水
5.
Drink down
一口气喝下去，一饮而尽
6.
" He lets his breath out and I do the same.
他吁了一口气，我也一样。
7.
He gulped down a cup of tea.
他一口气喝下一杯茶。
8.
gulp down a cup of tea
一口气喝下一杯茶.
9.
He finished reading the book at one sitting.
他一口气读完了这本书。
10.
She stopped to regain her breath.
她停下来换一口气。
11.
She tossed off three glasses of water.
她一口气喝了三杯水。
12.
He took a deep draught of air into his lungs.
他深深地吸了一口气.
13.
I let my breath out with a loud noise.
我大声地吁了一口气。
14.
give a sudden audible gasp
突然大声地喘了一口气
15.
Let me catch my breath after running so fast.
快跑过后让我喘一口气。
16.
Down the hatch!
[美俚]一口气喝干！干杯！
17.
He payed his taxes with a sigh.
他在缴税时叹了一口气。
18.
He breathed a sigh of relief.
他叹一口气，算是放心了。