noun 다운로드 🔗공유 혈관 성형술 The mechanical widening of a narrowed or totally obstructed blood vessel generally caused by atheroma. Examples : "My grandfather had chest pain and tests showed a blocked artery, so he needed an angioplasty to open it up. " 할아버지는 가슴 통증을 느꼈고 검사 결과 동맥이 막힌 것으로 나타나 혈관을 열기 위해 혈관 성형술이 필요했습니다. medicine disease organ anatomy physiology AI와 채팅어휘 게임독해 연습