1.
closed respiratory gas system
封闭式呼吸气体系统
2.
The air inhaled and exhaled in respiration.
呼吸的空气在呼吸中吸入和呼出的空气
3.
To inhale and exhale air, especially when naturally and freely.
呼吸呼气和吸气，尤指自然地和任意地
4.
To inhale and exhale(air, for example)during respiration.
呼吸在呼吸过程中吸进和呼出（例如空气）
5.
His breathing is harsh and wheezy.
他呼吸时，有气喘似的呼哧呼哧作响。
6.
the air that is inhaled and exhaled in respiration.
在呼吸中吸入和呼出的空气。
7.
Earth people need oxygen to breathe.
地球人需要氧气来呼吸，
8.
unbreathable exhaust fumes.
令人难以呼吸的废气
9.
anesthetic ventilator
麻醉呼吸器，麻醉通气机
10.
compressed air line breathing apparatus
压缩空气管道呼吸装置
11.
Proto oxygen breathing apparatus set
布鲁图氧气呼吸器套具
12.
the process of taking in and expelling air during breathing.
吸入和呼出空气的过程。
13.
We inhaled the fresh air.
我们呼吸新鲜空气。
14.
The foul air is unfit to breathe.
肮脏的空气不适宜呼吸。
15.
To draw(air or smoke, for example) into the lungs by breathing; inspire.
吸入通过呼吸吸进(如空气或烟)肺内；吸气
16.
Long, slow, full breaths with exhales at least as long as the inhales.
深长、缓慢、充分的呼吸，呼气至少要同吸气一样长。
17.
Effects of Expiratory Load on Central Respiratory Drive in Normal Subjects
呼气阻力负荷对呼吸中枢驱动的影响
18.
The way to overcome nervousness is breathe in deep and breathe out slowly for some times.
克服紧张的办法是调匀呼吸，深吸气，慢呼出。