1.
Comparison between single breath method and intrabreath method for measuring carbon monoxide diffusing capacity
一口气法和内呼吸法测定一氧化碳弥散量的比较
2.
heave a sigh of relief
舒一口气，松一口气
3.
he said, breathing a better breath.
"他说，松了一口气。
4.
"Mmm..." She breathed softly.
“唔——”幽沉的一口气。
5.
The method is to breathe deeply and practice a sentence or a short essay repeatedly.
做法：深吸一口气，在一口气之内反复操练一个实用的句子或短文，直到气完为止。
6.
What dying man can purchase another breath though he willingly gave all his gold?
垂死的人用毕生的钱财都无法换得一口生气。
7.
Beck winced; but he tried to be patient.
贝克倒抽了一口冷气，但是他设法按捺住了性子。
8.
Common Technique for Hydrostatic Tests of Large-diameter and Long-distance Oil and Gas Pipelines
大口径油气长输管道水压试验的一般作法
9.
Surgical construction of a respiratory opening in the trachea.
气管造口术在气管中造一呼吸通道的外科建构方法
10.
gulp down a glass of water
一口气喝干了一杯水
11.
Drink down
一口气喝下去，一饮而尽
12.
" He lets his breath out and I do the same.
他吁了一口气，我也一样。
13.
He gulped down a cup of tea.
他一口气喝下一杯茶。
14.
gulp down a cup of tea
一口气喝下一杯茶.
15.
Why you surrender to an uncontrollable urge to open your mouth wide and take a deep breath?
为什么你听任一种无法自控的本能张大嘴巴，深呼一口气呢？
16.
He finished reading the book at one sitting.
他一口气读完了这本书。
17.
She stopped to regain her breath.
她停下来换一口气。
18.
She tossed off three glasses of water.
她一口气喝了三杯水。