Level 5 · word 7,863 of 20,000
ulcer
/ˈʌlsər/
American

- n. 溃疡
- Definition
- n. a painful open sore on the skin or inside the body
- Example
- Stress and spicy food can make a stomach ulcer worse.
- 压力和辛辣食物会使胃溃疡加重。