rebreathing

例句：

1. 1. After a long day at the gym, I need to take a deep breath and rebreathe.
   在健身房锻炼了一整天后，我需要深呼吸并重新吸入空气。
2. 2. During a medical procedure, patients are encouraged to breathe deeply and rebreathe to help clear their lungs.
   在进行医疗程序时，患者被鼓励深呼吸并重新吸入空气，以帮助清理他们的肺部。
3. 3. The patientwas instructed to rebreathe slowly and deeply to alleviate his chest pain.
   患者被指示缓慢而深地重新吸入空气，以缓解他的胸痛。