/'li:ʒn; `liʒən/
n (medical 医)
1 wound; injury 损害; 损伤
*painful lesions on his arms and legs 使他四肢疼痛的损伤.
2 harmful change in the tissue of a bodily organ, caused by injury or disease （因伤、病）身体器官组织的损伤
*a lesion of the left lung 左肺的损伤.

n[C]technical
[Date: 1400-1500; Language: French;Origin:Latin laesio, from laedere 'to injure']
damage to someone's skin or part of their body such as their stomach or brain, caused by injury or illness
　acute gastric lesions