noun 다운로드 🔗공유 천식 A long-term respiratory condition, in which the airways may unexpectedly and suddenly narrow, often in response to an allergen, cold air, exercise, or emotional stress. Symptoms include wheezing, shortness of breath, chest tightness, and coughing. Examples : "My brother suffers from asthma, which means he sometimes has trouble breathing, especially when he exercises. " 내 형은 천식으로 고생하는데, 운동할 때 특히 숨쉬기 힘든 경우가 있다. medicine disease condition body physiology organ AI와 채팅어휘 게임독해 연습
