Similarly, the reason smokers relax when they take a drag on a cigarette is that they inhale deeply and exhale slowly. Smokers take drags on their cigarettes at about the same pace that students of abdominal breathing breathe.
同樣道理，抽煙的人會在吞雲吐霧的過程中得到放鬆效果，也是在於深深地吸、緩慢地吐。