탄탄한 몸
describes a body that is firm and strong from exercise
운동으로 다져진 단단하고 강한 몸을 묘사함
탄탄한 근육
describes a muscle that is firm and well-defined
단단하고 선명하게 정의된 근육을 묘사함
describes a flat and firm abdominal area
describes thighs that are firm and strong