a chronic disease in which the bronchial airways in the lungs become narrowed and swollen, making it difficult to breathe. symptoms include wheezing, coughing, tightness in the chest, shortness of breath, and rapid breathing. an attack may be brought on by pet hair, dust, smoke, pollen, mold, exercise, cold air, or stress.
a cough
呼吸器病.
(a) respiratory trouble
Stridor is caused by obstruction of air passages.
呼吸器.